PotatoTools
10015.io
TinyWow
AppErgo
CyberChef
FreeToolkit
SmallSEOTools
IT Tools
CodeHerald
PotatoTools is a collection of free online tools designed for developers, marketers, students, creators, and everyday users. It includes developer utilities such as CSV Cleaner, CSV to JSON, JSON to CSV, JWT Decoder, and HTML to PPT Converter, along with marketing tools like QR Code Generator, CPC Calculator, CTR Calculator, and ROAS Calculator. The platform also offers creative tools, practical calculators, and browser-based utilities that work without requiring sign-up. PotatoTools focuses on speed, privacy, simplicity, and a clean user experience.
CodeHerald provides a new way to keep track of your code review queue, grouped by your next action needed.
If any of the above is true, CodeHerald will help you.
CodeHerald groups pull requests by next action: must review, needs an update, can be merged. It allows you to replace slack, emails, filters, and browser bookmarks with one single page that you can open at a glance and decide which PR to tackle next.
PotatoTools CodeHeraldPotatoTools's answer
Most free tool sites feel like they were built in 2012 and never touched again โ cluttered ads, no branding, and a UI that makes you want to close the tab. PotatoTools is built with a modern SaaS-style design (fast, clean, mobile-friendly) and a distinct brand identity, including our potato mascot. Every tool follows a consistent, no-signup, no-ad experience, so users get in, get their result, and get out โ without fighting the interface to do it.
PotatoTools's answer
PotatoTools is built with Laravel and Blade on the backend, TailwindCSS for styling, and lightweight vanilla JS/Alpine.js on the frontend โ no heavy JavaScript frameworks. The site runs behind Cloudflare for CDN and performance. Most tools process data directly in the browser, so nothing gets uploaded to a server unnecessarily.
PotatoTools's answer
Because most competitors (SmallSEOTools, DupliChecker, PrePostSEO) haven't updated their design in years and bury tools under heavy ad placements. We built PotatoTools the opposite way: privacy-first (nothing you input is uploaded to a server for most tools), zero signup friction, and a UI that doesn't feel like it's fighting you. It's the same free utility, delivered without the baggage.
PotatoTools's answer
It started from a simple frustration: free online tools are everywhere, but most of them are slow, ad-heavy, or feel abandoned. We wanted to build something that felt more like a modern app than a dusty utility site โ hence the potato mascot and the SaaS-style design. The name is intentionally approachable; the product underneath is meant to be genuinely useful.
PotatoTools's answer
It's a mix of students, developers, content writers, and small business owners โ basically anyone who needs a quick calculator, converter, or data utility without wanting to install software or create an account for a one-time task. Developers lean toward our CSV/JSON/JWT tools, while business users lean toward calculators like ROI and ROAS.
10015.io - 10015.io is an all-in-one toolbox offering many tools from various categories.
TinyWow - TinyWow provides free online conversion, pdf, and other handy tools to help you solve problems of all types.
AppErgo - 200+ free browser tools, most under 40 KB. Lightweight, private and easy to use, with no signup, no intrusive ads and no server-side processing.
CyberChef - The Cyber Swiss Army Knife
FreeToolkit - 100+ free online tools: JSON formatter, Base64 encoder, UUID generator, regex tester, age calculator, color picker, unit converter & more. Fast, private โ runs entirely in your browser. No login.
SmallSEOTools - Do you need effective SEO tools which are 100% free? Check out our SmallSEOtools.com for checking and removing plagiarism, backlinks, tracking keyword positions, and more.