Software Alternatives, Accelerators & Startups

Fast.com VS TestFlight

Compare Fast.com VS TestFlight and see what are their differences

Fast.com logo Fast.com

Quickly test your internet speed with this fast-loading speed test powered by Netflix.

TestFlight logo TestFlight

iOS beta testing on the fly.
  • Fast.com Landing page
    Landing page //
    2023-09-23
  • TestFlight Landing page
    Landing page //
    2022-04-25

Fast.com features and specs

  • Simplicity
    Fast.com has a clean and straightforward interface, making it very easy for users to test their internet speed without any distractions or complications.
  • Ad-Free
    The website does not contain any advertisements, providing a seamless and uninterrupted user experience.
  • Integration with Netflix
    Fast.com is created by Netflix, which ensures that the speed test results are optimized for streaming services, giving users a reliable indicator of how well they can stream content on the platform.
  • Quick Results
    The speed test begins automatically as soon as the website loads, providing users with rapid results without the need for additional clicks or inputs.
  • Mobile-Friendly
    Fast.com is optimized for mobile devices, making it easy for users to test their internet speed on smartphones and tablets.

Possible disadvantages of Fast.com

  • Limited Metrics
    Fast.com primarily focuses on download speed and does not provide as comprehensive a range of metrics as some other speed test websites, such as upload speed, latency, and jitter.
  • No Server Selection
    Users cannot choose which server to run the speed test against, which can sometimes result in less accurate measurements for specific network conditions.
  • No Historical Data
    Fast.com does not offer features to save or track historical speed test results, limiting users' ability to monitor their internet performance over time.
  • Lack of Customization
    There are no options to customize the test parameters, such as test duration or concurrency levels, which might be relevant for more advanced users.
  • Geared for Streaming
    Since Fast.com is tailored for Netflix streaming, it may not fully represent other usage scenarios, such as gaming or file downloads, which require different network performances.

TestFlight features and specs

  • Ease of Distribution
    TestFlight simplifies the process of distributing beta versions of your app to testers. You can easily invite testers via email, or they can join via a public link.
  • Integrated with Apple Ecosystem
    As part of the Apple Developer ecosystem, TestFlight seamlessly integrates with Xcode and other Apple tools, making it easier to manage builds and deploy across various Apple devices.
  • User Feedback Collection
    TestFlight allows testers to provide feedback directly through the app, which is consolidated and sent to your Apple Developer account, improving the feedback loop.
  • Crash Reporting
    Built-in crash reporting helps you gather detailed crash logs from testers, enabling quicker diagnosis and resolution of issues.
  • Automated Updates
    Testers receive notifications for automatic updates of new builds, ensuring that they are always testing the latest version.

Possible disadvantages of TestFlight

  • Limited to Apple Devices
    TestFlight can only be used to test apps on Apple devices, limiting its utility if you also need to test on Android or other platforms.
  • Max Tester Limit
    There is a limit of up to 10,000 beta testers per app, which might be restrictive for large-scale beta testing programs.
  • Approval Process
    Each build you distribute through TestFlight must first be reviewed and approved by Apple, which can introduce delays in testing cycles.
  • No In-App Purchases
    TestFlight does not support in-app purchases, so you cannot test purchase flows in your beta builds.
  • Requires Apple ID
    All testers must have an Apple ID to participate in testing, which can be a barrier for some testers.

Analysis of Fast.com

Overall verdict

  • Yes, Fast.com is good for quickly assessing your internet download speed, particularly if you're interested in streaming quality on Netflix.

Why this product is good

  • Fast.com is a speed test tool developed by Netflix to help users evaluate their internet connection, particularly for streaming services. It is known for its simplicity, ease of use, and lack of ads, providing a quick way to measure download speeds using Netflix's servers.

Recommended for

  • Users who want a simple and ad-free internet speed test.
  • Anyone looking to check streaming speeds for Netflix.
  • People interested in basic information about their download speeds without detailed additional metrics.

Analysis of TestFlight

Overall verdict

  • Yes, TestFlight is a good tool for iOS developers looking to streamline their beta testing process. It provides a seamless experience for both developers and testers, ensuring that the app can be fine-tuned and free of crucial bugs before its official release.

Why this product is good

  • TestFlight is a platform provided by Apple that allows developers to distribute their beta apps to testers before releasing them on the App Store. It is valued for its ease of use, integration with iOS development tools, and the ability to gather valuable feedback and performance data from early users. Testers can easily install beta versions of apps, report issues, and developers can manage builds efficiently.

Recommended for

    iOS developers who want a reliable and easy-to-use platform for testing their apps with real users before launching to the App Store. It is especially beneficial for those who are looking to receive actionable feedback and improve app quality through user testing.

Fast.com videos

Speedtest.net vs Fast.com | why different results ?

More videos:

  • Review - Measure your Internet speed with Fast.com
  • Review - Fast.com: Better than speedtest.net?

TestFlight videos

BETAFPV HX100 100FPV Quad Review!โœจTestFlightโœจ

Category Popularity

0-100% (relative to Fast.com and TestFlight)
Speed Test
100 100%
0% 0
Developer Tools
93 93%
7% 7
Beta Testing / Mobile App Distribution
Networking
100 100%
0% 0

User comments

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Reviews

These are some of the external sources and on-site user reviews we've used to compare Fast.com and TestFlight

Fast.com Reviews

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TestFlight Reviews

  1. Deepak Kumar
    ยท Blogger at EINSSTARK ยท
    TestFlight Review

    The TestFlight app allows testers to install and beta test apps on iOS, tvOS, and watchOS devices.

    TestFlight also supports some basic analytics and feedback collection features like tracking downloads and adoption and capturing device details, remote logs, crash reports, and tester feedback.

    Their latest beta update allows users to send screenshots and feedback to developers without leaving the app.

    ๐Ÿ Competitors: Gennymotion, TestFairy, Visual Studio App Center

Social recommendations and mentions

Based on our record, Fast.com seems to be a lot more popular than TestFlight. While we know about 1688 links to Fast.com, we've tracked only 27 mentions of TestFlight. We are tracking product recommendations and mentions on various public social media platforms and blogs. They can help you identify which product is more popular and what people think of it.

Fast.com mentions (1688)

  • I Built a Fast.com for LLMs: Introducing iamspeed.dev
    That is exactly how fast.com works for internet speed tests. You open it, it runs, you see a number. Done. - Source: dev.to / 2 months ago
  • Streaming the 2026 Winter Olympics: A Developer's Guide to Live Sports IPTV
    Pro tip: Run a speed test immediately before the event. Don't trust your "up to 100 Mbps" ISP claim. Use fast.com or speedtest.net to get real numbers. - Source: dev.to / 6 months ago
  • Downdetector, Speedtest sold to IT service provider Accenture in $1.2B deal
    Speedtest has always seemed incredibly sketchy to me, I donโ€™t know if others share this sentiment. https://fast.com completed the test faster than speedtest loads the site. - Source: Hacker News / 6 months ago
  • SLOWWWWWWWWWWWWWW VPN IPSEC HOW TO CONFIGURATION HELPPPP
    Is this for remote access VPN? If so, what kind of bandwidth are you seeing on a speed test site like fast.com (with the VPN off) compared to the VPN bandwidth you're experiencing? Source: over 2 years ago
  • I am a MacOS user, new to windows and my wifi wonโ€™t load fast enough; are these updates the issue?
    What result do you get from fast.com ? What about if you ping your router? Source: over 2 years ago
View more

TestFlight mentions (27)

  • From Idea to TestFlight in 7 Days: The 7-Day Pop-Up iOS Shipping Playbook (2026)
    TestFlight is your soft opening. Limited guests. Real feedback. Controlled chaos. - Source: dev.to / 6 months ago
  • As Visual Studio App Center closes, a look back, and what to use now?
    Prior to being acquired by Microsoft, HockeyApp was among the two most popular tools for teams managing their "in-house" iOS and Android app distribution, whether sharing in-development app builds to QA testers, or companies wishing to distribute internally without publishing to platforms like Apple's strictly-gatekept App Store. The other platform being TestFlight, itself acquired by Apple in 2014, and shut down... - Source: dev.to / over 1 year ago
  • Lessons Learned from Building Mobile Apps and Software for Startups
    The goal of your first version is not to impress but to learn. Launch quickly, gather user feedback, and iterate. Publishing a mobile app, even an MVP, can involve delays from app store reviews. Use platforms like TestFlight or Firebase App Distribution to share test versions with users. - Source: dev.to / over 1 year ago
  • Which iOS Performance Testing Tools should be used in 2025?
    4. Testflight TestFlight is another application developed by Apple to let users test their App Clips to collect valuable feedback before releasing them on the App Store. Since it is backed directly by Apple, it has all the features you might need for your iOS performance testing tools. - Source: dev.to / almost 2 years ago
  • As an app developer, how do you get your initial users to test your app and give feedback?
    If you have an Apple Developer account use TestFlight. Source: over 3 years ago
View more

What are some alternatives?

When comparing Fast.com and TestFlight, you can also consider the following products

Speedtest.net - Test your Internet connection bandwidth to locations around the world with this interactive broadband speed test from Ookla

TestFairy - Painless Beta Testing

Testmy.net - Accurately test your Internet connection speed with this powerful broadband speed test. Improve your bandwidth speed with the truth.

Visual Studio App Center - Continuous everything โ€“ build, test, deploy, engage, repeat

Speed Test by Cloudflare - speed.cloudflare.com is a tool that allows you to measure the speed and consistency of your connection to the Internet. You can use it to verify that the speed your ISP promised you is the speed you are getting.

TestApp.io - A platform that helps both mobile app developers and owners to easily share their apps with everyone to get feedback before reaching publicly to Google and App stores.