
HackerRank
Codility
TestGorilla
mettl
CodeSignal
TestDome
DevSkiller
Make intelligent talent decisions.

Devhints
OverAPI
1400+ developer cheat sheets for programming, cloud, AI, DevOps, data, and certifications. Includes practice tests, interactive Mind Maps, Cookbooks, My Vault, XP tracking, and advanced search. Free cheat sheets available, no signup required.

Which is more popular?
Website, pricing, platforms and company facts side by side.
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| Website | imocha.io | cheatgrid.com |
| Pricing | ||
| Platforms | ||
| Company | — | Startup from Czechia · 1 - 9 employees · 2026 |
| Listed in |
In their own words, as submitted to SaaSHub.


iMocha is a skills intelligence and assessment platform that enables talent teams to make smarter talent decisions. More than 300 organisations in 70+ countries are using iMocha’s platform to acquire job-fit talent faster and in measuring the ROI from their talent development initiatives. The...
What is CheatGrid? Most references are a wall of prose, or stop at the obvious basics. CheatGrid is different: every topic is a cheat sheet broken into clean concept, example, description tables, sorted from most-used to most-advanced, with an interactive mind map and a quick index. Each sheet...
What each product offers, as listed by its team.


Possible disadvantages
An editorial look at what each product does well and who it suits.


Overall verdict
Why this product is good
Recommended for
iMocha is recommended for HR professionals, recruitment agencies, and organizations that need to conduct technical and non-technical assessments. It's also beneficial for companies aiming to enhance their workforce's skills through targeted training and development programs.
Overall verdict
Why this product is good
Recommended for
Walkthroughs and reviews on video.
Interview Mocha Pre employment Assessment Tests Review
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How often each product is chosen within a category, 0–100% relative to the other.


As answered by people managing iMocha and CheatGrid.
CheatGrid's answer:
Every cheat sheet uses the same consistent 3-column format (concept → example → description), ordered from most practical to most advanced. Most resources cover only the obvious top 20% — CheatGrid covers the full topic including edge cases and advanced patterns. Every topic also comes with an interactive Mind Map, and the platform combines reference lookup with practice tests, certification prep, XP tracking, and a personal vault — all in one place.
CheatGrid's answer:
Tools like devhints.io and OverAPI are community-contributed with no consistent structure. CheatGrid uses a single carefully designed format across all 1300+ topics, sorted by real-world importance rather than alphabetically. It goes beyond lookup — practice tests, certification study guides, Mind Maps, and progress tracking mean you can learn and certify, not just reference.
CheatGrid's answer:
Developers, data engineers, DevOps professionals, cloud architects, and tech professionals who regularly look things up at work, prepare for technical interviews, or study for certifications. Also used by students and career-switchers entering the tech industry.
CheatGrid's answer:
Built out of frustration with spending 30+ minutes a day re-searching the same answers across dozens of tabs and articles. The idea: one structured, consistent place for every technical topic — not a wiki, not a forum, but a reference you can scan in seconds and actually trust.
CheatGrid's answer:
Next.js, React, TypeScript (frontend); Convex (backend/database/auth); Python + FastAPI (AI chatbot RAG pipeline); Vercel (hosting).
CheatGrid's answer:
Individual developers, data professionals, and engineers using it for daily lookup and certification prep.
Share your experience with using iMocha and CheatGrid. For example, how are they different and which one is better?
When comparing iMocha and CheatGrid, you can also consider the following products.

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Largest cheat sheet for programming languages and libraries
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TestGorilla ATS is an applicant recruiting software that helps companies hire candidates easily without any hassle.
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Mettl is a #SaaS based Online #Assessment Platform which helps you measure a candidate's #Aptitude, #Technical skills & conduct
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