Question 1

What is ZTools?

Accepted Answer

ZTools is a free online toolbox with 510+ professional tools for text, images, PDFs, code, data, SEO, finance, health, and design. All tools run 100% client-side in your browser — your data never leaves your device. No sign-up required.

Question 2

Does ZTools cost money?

Accepted Answer

All 510+ core utility tools are free forever with no sign-up. ZTools also offers a separate Growth Suite with paid plans (Pro $9/mo, Ultimate $14/mo, team plans from $7/seat) for AI-powered SEO, AEO, GEO, and analytics tools that use your own AI provider keys (BYOK).

Question 3

Is ZTools privacy-friendly?

Accepted Answer

Yes. ZTools processes your data 100% client-side — files, text, and images are never uploaded to a server for the core tools. The Growth Suite uses your own AI provider keys (OpenAI, Anthropic, Google, Perplexity), encrypted per-user with HKDF + AES-GCM, so no third party sees your prompts.

Question 4

Does ZTools require an account?

Accepted Answer

No. Every tool works without an account. Optional Google Sign-In syncs your favorites, history, and preferences across devices but is never required.

Question 5

What platforms does ZTools support?

Accepted Answer

ZTools is available on the Web (any modern browser), Android (Google Play), and iOS (pending Apple account). The same tool catalog and features work across all platforms with offline support for many tools.

Question 6

What categories of tools does ZTools include?

Accepted Answer

ZTools covers 19+ categories: Text, Image, PDF, Code, Data, Encoding, Generators, Math, Utilities, Legal, Finance & Metals, Health & Fitness, Education, Media & Recording, Design & Creative, Productivity, Developer, Extractors, SEO, and an AI-powered Growth Suite.

Question 7

Where can I find the source code?

Accepted Answer

ZTools is an open-source community project. The source repository is available at https://github.com/AOneZTools.

Your complete digital toolbox