What are the best free AI tools?

OpenDesk offers 127 free AI tools including an AI slides maker, AI resume builder, PDF tools, image generator, code agent, SEO and writing tools.

Is there a free AI tool to create presentations?

Yes — OpenDesk's AI Slides Maker generates full presentations from a prompt for free.

What is the best free AI tool for coding?

OpenDesk's AI Code Agent generates, refactors and explains code across major languages, free to start.

Are SEO AI tools free?

OpenDesk includes 10 free AI-powered SEO tools for keyword ideas, meta tags, content briefs and on-page audits.

Yes — 5 generations per tool per day with no signup. Create a free account for unlimited generations, saved history, and cross-device sync. Paid plans unlock team workspaces, priority queue, and API access.

What output format do I get?

Plain text, formatted for readability. Copy, download, or share via link.

Where does my data go?

Compress Image runs 100% client-side using your browser's compute. Files and text never leave your device — safe for confidential material.

Can I share my output?

Yes — click *Share Setup* to copy a deep link that pre-fills the same inputs for the next person. Output itself can be copied, downloaded, or printed to PDF.

What if I hit the free limit?

Sign in (free) for unlimited generations on every tool. Or check /tools — over 120 tools cover the same task in different ways.

All Tools

Compress Image

Image Power Tools

Compress images to reduce file size while maintaining visual quality. Supports JPG, PNG, WebP.

100% Private — runs in your browser No signup for first 3 files

Free tier: 0/3 files used (rolling 30 days)3 left

Upload file

Drop file here or click to upload

JPG, PNG, WebP, etc.

Quality

Result

Upload a file and click Process.

Files never leave your device. Powered by browser-native processing.

What Compress Image does differently

Produces a ready-to-download file for compress image.
Canvas + WASM pipeline tuned for compress image — full-resolution output, no server round-trip.
Controls: Upload Image · Quality — each one changes the result meaningfully.
Supports PNG, JPG, WebP and AVIF in and out, alpha channel preserved.
Live before/after preview so you can dial the settings in before exporting.

Technical spec

RuntimeIn-browser (WASM)

PrivacyFiles never uploaded

OutputDownloadable file

Typical time< 3s per file

Image Tools

Pairs well with

Upscale ImageEnhance image resolution

Remove BackgroundMake backgrounds transparent

Meme GeneratorCreate viral memes

Photo EditorEdit and enhance photos

Resize ImageChange image dimensions

Crop ImageTrim your images

How to use Compress Image

1
Open the tool
Go to Compress Image — no signup required for your first 5 generations per tool. Sign in for unlimited use, saved history, and team sharing.
2
Fill in 1 required field
The required input is Upload Image. Click Try Example to autofill realistic sample data.
3
Tune optional settings
Refine the output with Quality. Selectors offer curated presets that match common use cases.
4
Generate
The output is computed instantly in your browser — nothing is uploaded to a server.
5
Export & share
Copy, download (.txt), print to PDF, or hit Share Setup to send a pre-filled link to a teammate. Last 10 generations are saved locally; sign in to sync across devices.

Pro tips

Be specific in your inputs — vague prompts produce vague output. For Compress Image, naming concrete numbers, brand names, or constraints lifts quality dramatically.
Because Compress Image runs entirely in your browser, your data never leaves your device. Safe to use with confidential material.
Combine Compress Image with other OpenDesk tools — chain output into Writer Studio, SEO Studio, or Open Pilot for richer workflows.

Technical FAQ

More Image Power Tools

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