
HackerRank
CodeSignal
iMocha
TestGorilla
HackerEarth
DevSkiller
mettl
Codility provides a SaaS platform with advanced validation, security and protection features to evaluate the skills of software engineers.

Hey Siri
a0.dev
AI-Look.app
AI Phone
Control your phone with natural language. Tap less, live more.

Which is more popular?
Based on our record, Codility seems to be more popular. It has been mentioned 2 times since March 2021.
Website, pricing, platforms and company facts side by side.
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| Website | codility.com | app.tangoapp.dev |
| Pricing | ||
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| Company | — | 2026 |
| Listed in |
In their own words, as submitted to SaaSHub.


The Codility platform includes: CodeCheck - Design role-specific remote skills assessments to screen your technical candidates before moving them to the interview stage. CodeLive - Host technical remote or onsite interviews via our shared editor using a range of templates and whiteboards....
No description of TangoApp.dev yet.
What each product offers, as listed by its team.


Possible disadvantages
Walkthroughs and reviews on video.
An Introduction to Codility: The Tech Hiring Platform for Engineering Teams
Using AI agent to operate a cellphone to query weather
How often each product is chosen within a category, 0–100% relative to the other.


As answered by people managing Codility and TangoApp.dev.
TangoApp.dev's answer:
Two years ago, we built Tango ADB, an Android tool to allow users to control phone from browser. And now, we want Tango ADB to step into AI era, so here comes Tango Android AI.
TangoApp.dev's answer:
Tango Android AI uses ADB shell and with Web USB protocol to make it possible to assess an android phone from browser. Combine with LLM, user can simply use natural language to control phone and let AI automated get tasks done.
Share your experience with using Codility and TangoApp.dev. For example, how are they different and which one is better?
External articles and on-site reviews we used to compare the two products.


Codility is a platform that helps companies assess the coding skills of developers. They offer a range of online coding tests and assessments that enable employers to evaluate candidates' technical abilities.
We have no reviews of TangoApp.dev yet. Be the first one to post
Recommendations tracked on public social media and blogs since March 2021.


- Technical skills: have they got the walk to match the talk? Programming languages on a resume mean little if candidates are unable to demonstrate their hard coding skills. You can test these skills with technical skill tests, such as... - Source: dev.to / over 2 years ago
Codility : Verify and improve coding skills. - Source: dev.to / over 5 years ago
Tracking TangoApp.dev since Aug 2026.
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