Trusted Brand
NOS was awarded the “Trusted Brand 2026” prize in the “Mobile Networks and Multimedia” category, an initiative that recognises the brands most valued and trusted by consumers in Portugal. NOS further strengthened its leadership position by ranking ahead of the other operators in 9 of the 11 parameters assessed, standing out consistently in consumers’ spontaneous choice.
Product of the Year 2026
Once again, the Portuguese public has recognised the innovation and quality of NOS’s telecommunications and entertainment services and offers. NOS was distinguished as “Product of the Year” in the categories of Television Services and Fixed Internet.
NOS TV was recognised for its integrated experience across different screens and devices, allowing customers to start and continue content easily, wherever they are. Meanwhile, the More Wi-Fi Package stands out as the only offer that combines fibre internet with guaranteed Wi-Fi coverage throughout the home in a single package.
This distinction results from direct consumer assessment under the international Product of the Year scheme, which recognises products and services for their innovation.
Best Mobile Network in the Country
NOS was once again recognised by DECO PROteste for having the Best Mobile Network in the Country, based on the overall results of the quality tests carried out by the consumer association over the past six months. The score reflects the assessment of several parameters, including download and upload speed, web browsing and streaming.
Recommended Brand 2025
NOS was once again recognised for the close support and assistance provided to its customers, achieving the highest satisfaction index in the TV, Internet and Telephone Operators category on Portal da Queixa.
This distinction, relating to performance on Portal da Queixa and awarded by Consumers Trust, carries even greater value as it is based on the genuine and independent assessment of consumers.
Those who deserve the best deserve the best in everything
Those who deserve the best deserve the best in everything
This is the first time an operator has received this triple distinction, a recognition that places NOS at the top of the main telecommunications categories.
NOS’s Internet service, with Wi-Fi 6 routers, was recognised for download and upload speed, signal strength and energy efficiency. NOS TV stood out for ease of first use, remote-control experience, zapping speed, and the intuitive management of recordings and privacy. NOS’s MOBILE network was awarded across 2G, 3G, 4G and 5G networks, with particular recognition for its excellent latency, file transfer quality, accessibility, and performance in browsing and streaming.
This distinction reinforces NOS’s commitment to providing its customers with a complete, reliable and ever-improving telecommunications experience.
NOS has the fastest 5G mobile network in Portugal
For the third consecutive year, NOS’s 5G mobile network has been recognised as the fastest in Portugal. This result was validated through more than 254,000 tests carried out by users via Ookla®️ Speedtest®️ during the first and second quarters of 2024.
To achieve this distinction, the top performers in each category must have a satisfaction index score of at least 70 out of 100.
Recommended Brand 2024
NOS was recognised as Recommended Brand 2024 for its ongoing work in providing close support and assistance to its customers, achieving the highest satisfaction index in the TV, Internet and Telephone Operators category. This distinction, relating to performance on Portal da Queixa and awarded by Consumers Trust, carries added value as it is based on the independent assessment of consumers.
This is an important recognition, but it is also an affirmation of NOS’s commitment to delivering an ever better experience to its customers.
This distinction is based on the average satisfaction index achieved by each brand in its category during 2023. The index is calculated from consumers’ evaluations of their complaints on Portal da Queixa, with a total of 14,780 brands assessed across 26 categories and 269 subcategories.
To achieve this distinction, the top performers in each category must have a satisfaction index score of at least 70 out of 100.
Ookla® - Fastest mobile network
According to Ookla®, NOS is the operator with the fastest mobile network in Portugal. This distinction is based on the results of an extensive data analysis, drawing on more than 16 million tests carried out across 39 European countries.
Product of the Year 2023
Once again, the Portuguese public has recognised the innovation and quality of NOS’s telecommunications and entertainment services and offers. NOS stood out as “Product of the Year” in the following categories: Internet Services, with Safe Browsing; Television Experience, with UMA TV NOS; TV Apps, with the NOS TV App; Signal Extenders, with NOS Wi-Fi Total; and also in the Security Services category, with the NOS | Securitas Smart Alarm.
DECO PROTESTE - Best in Test “Mobile Internet”
NOS stood out across the full user experience in all criteria assessed: download and upload speed, internet browsing quality and streaming service quality. This distinction is based on the latest comparative study by the QualRede platform, through which more than 60,000 consumers assessed the performance of national mobile networks each month.
To achieve this distinction, the top performers in each category must have a satisfaction index score of at least 70 out of 100.
Ookla® - Fastest 5G network
According to Ookla®, NOS is the operator with the fastest 5G network in Portugal. This distinction is based on the results of an extensive data analysis, drawing on more than 73 thousand tests carried out by users of the Speedtest® platform across the three operators during the first half of 2022.
Opensignal - Most awarded mobile experience
According to Opensignal, NOS is the most awarded operator in the assessment of mobile network experience in Portugal. The study took place between 1 September and 29 November 2021, assessing the experience offered by the three national operators across seven categories: Video Experience, Games Experience, Voice App Experience, Download Speed Experience, Upload Speed Experience, 4G Availability and 4G Coverage.
Product of the Year 2022
The Portuguese public once again recognises the innovation and quality of NOS’s telecommunications and entertainment services and offers.
NOS received the distinction in the four categories for which it was nominated: Telecommunications Experience, with the most advanced Mobile Network offer; Wi-Fi Signal Boosters, with the Power Wi-Fi solution; Android TV Box, with the new Android TV NVIDIA Shield TV; and TV App, with the NOS TV App.
Ookla® - Fastest mobile network
According to Ookla®, NOS is the operator with the fastest mobile network in Portugal. This distinction is based on the results of an extensive data analysis, drawing on more than 185 thousand tests carried out by users of the Speedtest® platform across the three operators during the second half of 2021.
Ookla® - Best mobile network coverage
According to Ookla®, NOS is the operator with the best mobile network coverage in Portugal, as shown by the Coverage ScoreTM results*, which measure the overall availability and extent of network coverage based on user tests carried out through the Speedtest® platform.
Product of the Year 2020
Once again, the Portuguese public recognises the innovation and quality of NOS products and services.
Proof of this is the four “Product of the Year 2020” awards won in the areas of TV experience with UMA TV, account management with the NOS App, cinema with the NOS Cinema App, and 5G with the new NOS mobile network, ready for 5G.
Trusted Brand 2019
NOS was elected “Trusted Brand” for the fourth consecutive year and once again won the title in the Telecommunications and Multimedia category.
Consumer Choice 2019
The NOS TV App won the preference of the Portuguese public in Consumer Choice 2019. Conceived and developed from scratch by NOS Inovação, this app allows users to access their home TV content easily and intuitively across multiple devices, wherever they are.
Product of the Year 2019
Once again, the Portuguese public attested to the trustworthiness and quality of NOS products and services. Proof of this is the five “Product of the Year 2019” awards won by NOS’s Power Wi-Fi internet service and entertainment services UMA TV, NOS Kids App, NOS Play and NOS TV App.
NOS was elected “Trusted Brand” for the fourth consecutive year and once again won the title in the Telecommunications and Multimedia category.
Consumer Choice 2019
The NOS TV App won the preference of the Portuguese public in Consumer Choice 2019. Conceived and developed from scratch by NOS Inovação, this app allows users to access their home TV content easily and intuitively across multiple devices, wherever they are.
Product of the Year 2019
Once again, the Portuguese public attested to the trustworthiness and quality of NOS products and services. Proof of this is the five “Product of the Year 2019” awards won by NOS’s Power Wi-Fi internet service and entertainment services UMA TV, NOS Kids App, NOS Play and NOS TV App.
Trusted Brand 2018
After being elected “Trusted Brand” in 2016 and 2017, the operator retained the title this year in the Telecommunications and Multimedia category.
Consumer Choice 2018
For the fourth consecutive year, NOS once again stood out in the “Consumer Choice” awards as the preferred brand of the Portuguese public in the Quadruple Play (4P) and Cinema Screens categories.
Product of the Year 2018
Once again, the Portuguese public recognised NOS’s innovation, awarding the operator the highest distinction in the “TV Solutions” category (UMA TV) and the “Fixed and Mobile Internet Services and Apps” category (NOS Indie).
Trusted Brand 2017
After being elected “Trusted Brand” in 2016, the operator retained the title this year in the Telecommunications and Multimedia category.
Consumer Choice 2017
For the third consecutive year, the leading telecommunications and entertainment operator in Portugal once again stood out in the “Consumer Choice” awards as the preferred brand of the Portuguese public in the Mobile Telecommunications, Quadruple Play (4P) and Cinema Screens categories.
Product of the Year 2017
Once again, the Portuguese public recognised NOS’s innovation, awarding the operator the highest distinction in the TV App category.
Customer satisfaction - ECSI Portugal 2016 study
NOS once again achieved the highest scores in the ECSI Portugal 2016 study - National Customer Satisfaction Index for the pay-TV service (for the sixth consecutive year) as well as for the fixed voice service (for the fourth time), according to the assessment made by Portuguese consumers.
Contact Center World Awards 2016
NOS once again gained international recognition in the categories of “Best Customer Service”, “Best Service to Sales” and “Best Social Media Support” for Europe, the Middle East and Africa, by winning the Contact Center World 2016 awards.
Trusted Brand 2016
In the study carried out by Seleções do Reader’s Digest, which assesses across 65 different categories the trust Portuguese consumers place in brands operating in Portugal, NOS stood out by winning consumer preference in the “Telecommunications and Multimedia Operators” category.
Consumer Choice 2016
For the second consecutive year, NOS won all the Telecommunications categories in the “Consumer Choice” awards, with its convergent 4P services offer and Mobile Telecommunications being recognised, as well as the Cinema Screens category.
Product of the Year 2016
For the fourth consecutive year, the Portuguese public recognised the innovation and quality of NOS’s telecommunications and entertainment services and offers. N Play, App NOS Iris, Quatro packages, Tudo tariff and the NOS Card were elected Products of the Year in the telecommunications segment.
Product of the Year 2015
For the third consecutive year, the Portuguese public recognised the innovation and quality of NOS’s telecommunications and entertainment services, awarding the title of “Product of the Year - Grand Prize for Marketing and Innovation” to the NOS Quatro Cinema package in the “Quad-Play Packages” category.
Consumer Choice 2015
NOS was the overall winner of the annual “Consumer Choice” study, carried out by Consumer Choice, by winning the preference of Portuguese consumers in the Quadruple Play, Mobile Telecommunications and Entertainment & Information categories. Among more than 70,000 participants, who assessed 614 brands across 118 categories, NOS was the only winner in all telecommunications categories.
Customer satisfaction - ECSI Portugal 2014 study
For the fifth consecutive year, NOS achieved the highest scores in the ECSI Portugal 2014 study - National Customer Satisfaction Index in the pay-TV service, and also saw its fixed network recognised as the best on the market according to the assessment of Portuguese consumers.
NOS leads overall customer satisfaction compared with the other players in the market, with its pay-TV services scoring 7.50 points on a scale of 1 to 10. Its fixed telephone offer stands ahead of the remaining operators with 7.51 points.
Best customer service in the world
NOS customer service was, for the third consecutive year, considered the “Best Customer Service in the World”, an achievement never before reached by any other international company. This distinction reflects NOS’s commitment to leading in customer experience and satisfaction across its services.
At the Contact Center World Awards 2014, whose ceremony took place in Las Vegas on 14 November, NOS won a total of three gold medals:
- Best Customer Service
- Best Technological Innovation - UFE Application
- Best Loyalty Programme - NOS Card
Five Stars Award
NOS was recognised in five categories in the Five Stars Award, for the innovation of its products and services:
- 4P Category | Winning service: NOS Quatro Light
- 5P Category | Winning service: NOS Cinco
- Online TV Category | Winning service: Iris Online
- Television Category | Winning service: Iris
- Integrated Satellite Services Category | Winning service: Cine Top
Contact Center World Awards 2014
NOS was once again recognised internationally for its Customer Service, with five awards at the Contact Center World Awards 2014, achieving the unprecedented feat of winning the Gold medal in the “Best Customer Service” category in EMEA for the fourth consecutive year, something never previously achieved by any company worldwide. The awards won were:
- Gold - Best Customer Service
- Gold - NOS Card - Best Loyalty Programme
- Gold - UFE Application - Best Technological Innovation
- Silver - Best Contact Centre Design and Best Customer Service
- Honourable Mention in the “Self-Service Technology” category
Ready-to-use Internet – Product of the Year 2014
NOS’s Ready-to-use Internet was elected Product of the Year 2014 in the Internet Access category. It was the first internet service with immediate installation, capable of being used in up to three different locations, offering download speeds of up to 100 Mbps, unlimited traffic, and the option to add a complementary telephone package. Users simply need to plug the equipment into an electrical socket to start browsing via Wi-Fi on all devices, including computers, tablets and smartphones.
Customer satisfaction - ECSI Portugal 2013 study
Integrated into NOS’s convergent entertainment and telecommunications offer, its pay TV, mobile voice and fixed voice services have just been recognised by the Portuguese public as the best in the country in the ECSI Portugal 2013 - National Customer Satisfaction Index study. NOS’s services were thus recognised for the fourth consecutive year in an initiative that annually identifies Portuguese consumers’ favourite goods and services across various sectors, based on customer satisfaction.
NOS leads overall customer satisfaction compared with the other market players, with its pay TV services scoring 7.39 points on a scale of 1 to 10. Its mobile voice offer stands ahead of the remaining operators with 7.94 points, while fixed voice leads with 7.50 points.
Consumer Choice 2013
In a study carried out by Consumer Choice - Consumer Satisfaction Assessment Centre, the two brands of the ZON OPTIMUS group were recognised for the satisfaction they generate among Portuguese consumers. The study involved 40,712 participants, who assessed 441 brands across 102 categories.
Optimus was considered Portuguese consumers’ preferred mobile operator for the second consecutive year, standing out for the quality of its Voice, Mobile Internet and Applications services. ZON was recognised for the Iris service, which stands out for being customisable, multi-platform and non-linear. This recognition reinforces the innovative and distinctive nature of the two brands’ products.
Best ISP Award
ZON once again stood out as Best ISP 2013. Readers of PC Guia Magazine once again elected ZON as the best internet service provider on the market. This award demonstrates customer satisfaction and reflects the strong investment made in improving service quality. The PC Guia Reader Awards are an important distinguishing factor, identifying across different categories the technological innovations that shape the present day (selection audited by BDO Binder & Co). They distinguish brands, products and services of excellence in the national technology landscape, highlighting the solutions to which users have indisputable reasons to remain loyal.
Download to Own - Product of the Year
Awarded “Product of the Year” in the Pay TV Innovation category, the Download to Own service allows customers to purchase their favourite films in the ZON Videoclube. It is a pioneering service in the Portuguese pay TV market, through which customers gain the option to buy films and keep them forever, being able to watch them on any device: TV, PC and, in the future, tablet or smartphone.
Optimus - Best Customer Service
Optimus was once again recognised worldwide for its Customer Service at Contact Center World 2013, the world’s largest association of contact centre professionals, achieving the unprecedented feat of being considered, for the second consecutive year, the company with the “Best Customer Service in the World”.
The distinction won at Contact Center World 2013 places Optimus among the global benchmarks in Customer Service and recognises our daily commitment to closeness and complete focus on customer satisfaction.
Best Incentive Scheme
ZON received two awards in the 2013 edition of the EMEA Contact Center World Awards in Austria. Its customer support service won the Gold medal in the “Best Incentive Scheme” category, while its telemarketing area saw its sales strategy recognised with the Silver medal in the “Best Sales Campaign” category.
In the “Best Incentive Scheme” category, ZON came ahead of multinational Sitel, Bank Aljazira and the Russian company NRS (National Recovery Service).
Iris online
The multi-platform TV experience Iris online was recognised internationally with the TV Connect Industry Awards in the Best TV On the Move Service category.
Product of the Year 2013
Awarded in 35 countries, this prize is chosen by consumers through a market study that assesses the attractiveness of the service, level of use and level of satisfaction.
Best Reputation in Pay TV
ZON is the Portuguese pay TV operator with the best Reputation Index, with a score of 73.72%, against a sector average of 67.04%, according to the Marktest Reputation Index 2013 (MRI). This study covers 17 categories and more than 80 brands. It results from a weighted average across four core indicators: trust, image, familiarity and word of mouth.
Familiarity is the best-rated attribute for ZON, and the company also shows the highest levels of satisfaction and recommendation among younger audiences and in the 35-44 age group.