
Beeceptor
WireMock
MockServer
MockAPI
Postman
WireMock Cloud
Requestly
Mockoon is the easiest and quickest way to design and run mock REST APIs. No remote deployment, no account required, free and open-source.

Mastros.online WhatsApp Scraper
Mastros.online
Decipher TextMessage
Phantombuster
My Forever Books
Wutsapper
Rocket for WhatsApp
A private and seamless way to view WhatsApp chat exports.

Which is more popular?
Based on our record, Mockoon seems to be more popular. It has been mentioned 35 times since March 2021.
Website, pricing, platforms and company facts side by side.
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|---|---|---|
| Website | mockoon.com | chatparser.online |
| Pricing | — | |
| Platforms | — | |
| Company | Startup from Luxembourg · 1 - 9 employees · 2017 | Startup from Sri Lanka · 2026 |
| Listed in |
In their own words, as submitted to SaaSHub.


No description of Mockoon yet.
Free WhatsApp chat viewer to open exported chats instantly. Upload .txt or .zip files and explore your chat history privately in your browser.
What each product offers, as listed by its team.


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


Overall verdict
Why this product is good
Recommended for
Mockoon is recommended for developers, QA testers, and software teams who require fast and reliable mock APIs for testing or development, as well as those who prefer a lightweight, standalone solution that can be run locally on their machines.
Overall verdict
Why this product is good
Recommended for
How often each product is chosen within a category, 0–100% relative to the other.


As answered by people managing Mockoon and ChatParser.
ChatParser's answer:
ChatParser stands out because it uses a fully client-side (zero-server) architecture, meaning all chat processing happens directly in the user’s browser. Unlike other tools that upload sensitive data to servers, ChatParser ensures complete privacy.
It also recreates WhatsApp chats in a realistic, app-like interface, making exported conversations easy to read, search, and explore. Combined with fast performance and offline capability, it delivers a smooth and secure experience without requiring installation or login.
ChatParser's answer:
It is faster, more private, and easier to use. No data upload, no login, and works instantly with large chat files.
ChatParser's answer:
Anyone who exports WhatsApp chats and wants an easy, secure way to view them, including students, professionals, and everyday users.
ChatParser's answer:
It was created to solve the problem of messy WhatsApp exports by turning them into a simple, readable, and private chat experience.
ChatParser's answer:
React, TypeScript, IndexedDB, JSZip, and virtual scrolling.
Share your experience with using Mockoon and ChatParser. For example, how are they different and which one is better?
Recommendations tracked on public social media and blogs since March 2021.


Email: guillaume[at]1kb.software While bootstrapping http://mockoon.com I'm freelancing to keep the lights on. - Source: Hacker News / over 1 year ago
Mockoon: This open-source desktop application offers a fast setup with a user-friendly interface. It excels at creating customizable responses and supports multiple environments without requiring complex configuration. Mockoon is... - Source: dev.to / over 1 year ago
Mocking: Help your front-end team discover integration or design issues Early in the API development process by mocking your API endpoints. You can either due this directly from your gateway, or use a service like Mockoon. - Source: dev.to / over 1 year ago
Tracking ChatParser since Apr 2026.
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