
10015.io
Bitty Coder
CodeSwissKnife
ToolKitKE
devtoolz.dev
Code Beautify JSON Validator
FreeFormatter
Free online tools: JSON formatter, password generator, QR code maker, calculators, converters and more. Fast, private, no login — everything runs in your browser.

HackerRank
iMocha
mettl
Codility
HireVue
Vervoe
eSkill
TestGorilla ATS is an applicant recruiting software that helps companies hire candidates easily without any hassle.

Which is more popular?
Based on our record, TestGorilla seems to be more popular. It has been mentioned 1 time since March 2021.
Website, pricing, platforms and company facts side by side.
|
|
|
|
|---|---|---|
| Website | codekithub.com | testgorilla.com |
| Pricing | ||
| Platforms | — | |
| Listed in |
What each product offers, as listed by its team.


Possible disadvantages
How often each product is chosen within a category, 0–100% relative to the other.


As answered by people managing CodeKitHub and TestGorilla.
CodeKitHub's answer
CodeKitHub's answer
Compared to single-purpose sites like JSONFormatter.org or CodeBeautify that only handle one task, CodeKitHub covers the same ground plus image, PDF, QR, and calculator tools in one place — useful if you regularly switch between different tool types during a workday.
Unlike FreeFormatter (which recently shut down its service), CodeKitHub's tools require no backend at all — everything runs as static, client-side JavaScript, so there's no server cost pressure driving ads, paywalls, or future shutdowns of the kind that killed similar sites.
If you need a tool site in a language other than English — Spanish, French, German, Japanese, Korean, Chinese, and others — CodeKitHub is one of the few free tool sites that actually localizes the full interface rather than just running it through machine translation on top of an English-only tool.
CodeKitHub's answer
CodeKitHub serves two overlapping groups:
Traffic data shows both groups in practice: technical tools (QR generator/decoder, Base64 encoder, JSON tools) draw developer-heavy referral sources like Hacker News and ChatGPT, alongside broader organic search traffic for everyday utility tasks.
CodeKitHub's answer
CodeKitHub started as a small set of browser-based developer utilities and grew into a 120+ tool collection covering JSON formatting, encoding, image/PDF processing, calculators and more. The core principle from the start was that every tool should run entirely client-side — no backend, no data leaving the user's browser — which keeps the tools fast, private, and cheap enough to run without ads getting in the way. The site has since expanded to 13 languages to serve users beyond English-speaking markets.
CodeKitHub's answer
Share your experience with using CodeKitHub and TestGorilla. For example, how are they different and which one is better?
External articles and on-site reviews we used to compare the two products.


We have no reviews of CodeKitHub yet. Be the first one to post
We’ve been using TestGorilla as part of our hiring process to screen applicants before bringing them into interviews, and it’s proven quite useful. The idea is simple but helpful: instead of spending hours reviewing...
Besides, large businesses often receive a high volume of job applications. TestGorilla can help streamline the hiring process by automating the initial screening of candidates through quizzes and assessments, ensuring...
Recommendations tracked on public social media and blogs since March 2021.


Tracking CodeKitHub since Jul 2026.
What I had in mind was using either SHL-style aptitude tests, or third party assessments like testgorilla.com rather than a take-home exercise that I'd be moderating. I also remembered doing an online knowledge test of various web... Source: almost 4 years ago
When comparing CodeKitHub and TestGorilla, you can also consider the following products.

10015.io is an all-in-one toolbox offering many tools from various categories.
Compare 10015.io to CodeKitHub or TestGorilla:

HackerRank is a platform that allows companies to conduct interviews remotely to hire developers and for technical assessment purposes.
Compare HackerRank to CodeKitHub or TestGorilla:

Fast developer tools that process your input locally in your browser. No account required.
Compare Bitty Coder to CodeKitHub or TestGorilla:

Feature-packed developer toolkit. Includes text conversion, encoding, UUID generation, cryptography, color conversion, JSON/XML formatting, and more for simplified, efficient development tasks without online data transmission.
Compare CodeSwissKnife to CodeKitHub or TestGorilla:

Mettl is a #SaaS based Online #Assessment Platform which helps you measure a candidate's #Aptitude, #Technical skills & conduct
Compare mettl to CodeKitHub or TestGorilla: