
Personal Assistant by HyperWrite
Browser Use
Bardeen
Arvin
Skyvern
Cmd J – ChatGPT for Chrome
Wiseone
AI-powered Web Monitor that automates websites and monitors prices, articles, brand mentions, competitors, vacancies for you

devtoolz.dev
CodeKitHub
DevToys
CodeSwissKnife
All Over Tools
DevNestTools
DevBox
Free browser-based tools for formatting, encoding, decoding, conversion, generators and everyday software development tasks.

Which is more popular?
Based on our record, HARPA AI seems to be more popular. It has been mentioned 11 times since March 2021.
Website, pricing, platforms and company facts side by side.
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|---|---|---|
| Website | harpa.ai | developertoolbox.tech |
| Company | 2023 | — |
| Listed in |
In their own words, as submitted to SaaSHub.


AI Agent for Chrome. Integrate ChatGPT to Google Search, automate websites, write text: emails, tweets, SEO articles. Bing AI & Notion AI alternative.
Developer Tool Box is a free collection of browser-based developer utilities for everyday software development. It provides tools for JSON formatting, Base64 conversion, UUID generation, URL encoding, hashing, and more, with additional utilities covering crypto, web, development, networking,...
What each product offers, as listed by its team.


Possible disadvantages
Possible disadvantages
Walkthroughs and reviews on video.
10+ Unique & Powerful Ways To Use Harpa AI
More videos
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How often each product is chosen within a category, 0–100% relative to the other.


Share your experience with using HARPA AI and DeveloperToolBox.tech. For example, how are they different and which one is better?
External articles and on-site reviews we used to compare the two products.


Harpa AI is a versatile AI-powered automation tool designed to enhance productivity by summarizing content, automating tasks, and managing workflows directly from your browser. It is particularly useful for...
We have no reviews of DeveloperToolBox.tech yet. Be the first one to post
Recommendations tracked on public social media and blogs since March 2021.


- If you want to automate different things on the web. For example, it can automatically routinely visit webshop(s), look for price changes and notify you if prices were dropped (or raised), and want so right now? Then I can really... Source: almost 3 years ago
With AI, the solution might be browser automation. Maybe try https://harpa.ai . It seems the most advanced / flexible browser extension in a survey I did. Not affiliated in any way. - Source: Hacker News / almost 3 years ago
Thanks for the compliment! I've heard about harpa.ai as well, but I didn't find the UX to be easy to use. Maybe it's my personal preference. Source: over 3 years ago
Tracking DeveloperToolBox.tech since Sep 2026.
When comparing HARPA AI and DeveloperToolBox.tech, you can also consider the following products.

The first AI agent that can operate your browser.
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DevToolbox is a free, no-signup collection of 148 client-side developer tools and 78 guides — a lightweight alternative to installing dozens of separate SaaS dev-tool apps.
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Affordable stealth browser infrastructure and AI agents in one platform.
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Free online tools: JSON formatter, password generator, QR code maker, calculators, converters and more. Fast, private, no login — everything runs in your browser.
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One-click automations for your repetitive tasks
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A collection of converters, formaters, encoders, generators and other tools for your Windows desktop.
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