Your files never leave your computer
Do not search for a tool.
Tell us what you need to solve.
The fastest way to solve tasks involving files, documents and digital paperwork without sending your data to any server.
You provide the goal. AjustaJá chooses the path.
Video
Compress video
Make the video light enough to send anywhere
Convert video to MP4
Any format becomes a compatible MP4
Extract audio from video (MP3)
Save the sound of any video as MP3
Video to GIF
Turn short clips into animated GIFs
Screen recorder
Record your computer screen straight from the browser
Meeting recorder
Meet, Teams and Zoom recorded with sound from both sides
Merge PDF
Several PDFs into one file, in the order you want
Split PDF
Extract only the pages you need
Extract PDF pages
Pull a range of pages into a single PDF
Organize PDF
Reorder, delete and rotate PDF pages
Compress PDF
Shrink your PDF to e-mail and upload limits
PDF to JPG
Every page becomes a high-quality image
JPG to PDF
Turn photos and images into a single PDF
PDF to Word
Extract the text into an editable .docx
Fill & edit PDF
Write, mark X and date the document without printing
Compare PDFs (what changed)
See the differences between two versions of a contract or document
PDF to Excel (tables)
Turn tables from statements and reports into a real spreadsheet
Images
Remove image background
AI background removal, right in your browser
Passport photo (2x2 in)
Turn any photo into a 2x2 in passport photo, ready to print
Compress image
Shrink photos without visible quality loss
HEIC to JPG
iPhone photos that open anywhere
Crop image
Crop freely or lock ratios like 1:1 and 16:9
Convert image
JPG, PNG and WebP — switch between formats
Resize images
Max width, exact size or percentage — in batch
Watermark image
Protect your photos with a text watermark
Pixelate or blur image
Hide faces, plates and sensitive data in photos
AI image detector
Find out if a photo was created or edited by AI
Documents
Sign PDF
Draw or type your signature, no printing needed
Word to PDF
Your document with the formatting intact
Image to text (OCR)
Turn a photo of a document into editable text
Audio to text
A meeting, class or voice note becomes text without leaving your device
Resume builder (PDF)
Fill in, pick a color and download your resume
Validate signature
Check whether an electronic signature seal is authentic
Bulk rename files
Standardize file names at once: prefix, date and numbering
Calculators
Percentage calculator
Discounts, increases and change — the everyday calculator
BMI calculator
Your body mass index and the healthy weight range
Rule of three calculator
Find the fourth value of a proportion — direct or inverse
Compound interest calculator
Simulate investments and debts with monthly deposits
Loan calculator
Payment, total interest and the full amortization schedule
Links & QR Code
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How it works
1
Pick a tool
Search for what you need to do, in plain words.
2
Fix your file
Drop your file and you are done — processing happens on your device.
3
Download the result
In seconds — no queue, no confirmation e-mail.
Real privacy
Nothing is uploaded to any server. Everything runs inside your browser — you can even turn off Wi-Fi after the page loads.
Truly free
No hidden premium plan, no watermark, no “3 uses per day”. Discreet ads pay the bills.
No sign-up, no limits
Nobody asks for your e-mail. Use it as often as you need.