Download
Octopus Hub is coming soon to iOS. Until then, every tool works in your browser.
Octopus HubOne helpful octopus family.Lots of useful little tools.
Scan and sign documents, convert files, learn a language and keep a private library — all on your own device.
Coming soon to iOS Get a launch email
What’s on your device stays on your device.
No account, no upload.
Every tool runs on your device. Nothing you open is sent to us.
One calm home for the useful stuff
Free web tools, right here in your browser.
They run on your own device, and nothing you open is uploaded. The iPhone app includes Organiser, Documents, Convert Files and Learn a Language.
Organiser
Save files, notes and links, then find them instantly — a private library in your browser.
Open in your browser →Documents
Merge, split, mark up, sign, redact and convert PDFs — without uploading them.
Open in your browser →Journal
A private diary: moods, activities, life areas and notes, with a dashboard.
Open in your browser →Convert Files
Convert images, audio, documents, spreadsheets, contacts and subtitles — offline.
Open in your browser →Learn a Language
Read real stories in Spanish and French with karaoke audio, plus grammar and vocabulary.
Open in your browser →Octopus Playground
Poke, squish and recolour the octopus. Just for fun.
Open in your browser →Feedback and ideas
Report a bug, suggest a tool, or vote on what we build next.
Open in your browser →Simple by design
How it works
Pick a tool
Open the one thing that helps right now.
It runs on your phone
Get on with your day — done.