One Tool Box

Every tool, fully offline.

Free · In‑App Purchases · Designed for iPad. Not verified for macOS.

One Tool Box brings together the everyday utilities you'd otherwise need a dozen separate apps for — documents, PDFs, photos, audio, and more — in one fast, focused app that never leaves your device. DOCUMENTS & PDF - Scan documents with auto-straightening and clean output - Sign PDFs by hand, place and flatten your signature - Merge, organize, reorder, and page-number PDFs - Compress PDFs while keeping text sharp - Password-protect PDFs and add watermarks - Convert PDFs to images and images to PDF - Copy IDs and passports to a print-ready sheet PHOTOS & IMAGES - Retouch: heal blemishes, censor, adjust, apply filters and crop - Remove backgrounds automatically - Compress and convert between image formats - Add watermarks, stitch panoramas, compare images side by side - Crop to circles, split into grids, read EXIF data - Pick colors from any photo - Passport and ID photos sized to spec AUDIO & FILES - Transcribe recordings to text, fully on-device - Convert audio and video between common formats - Encrypt and decrypt files and folders, interoperable with your computer - A private vault for sensitive documents - OCR: pull text out of scanned pages and images - Translate text between languages - Word count and text utilities FOR LIFE IN FRANCE - Income tax and mileage allowance calculators - VAT calculator - IBAN checker - Administrative letters and attestations, ready to send - Notaire and calendar helpers Everything happens locally on your device: no accounts, no ads, no analytics, no data collection of any kind. One Tool Box contains no networking code whatsoever, so nothing you scan, sign, encrypt, or transcribe can ever leave your device. One purchase. Every tool. Nothing else needed.

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Now available on more devices — we've lowered the minimum iOS version. Plus small bug fixes and refinements.

Version 1.1

The developer, 吉 汤, indicated that the app’s privacy practices may include handling of data as described below. For more information, see the developer’s privacy policy .

  • Data Not Collected

    The developer does not collect any data from this app.

    Privacy practices may vary, for example, based on the features you use or your age. Learn More

    Accessibility

    The developer has not yet indicated which accessibility features this app supports. Learn More

    Information

    Seller
    • 吉 汤
    Size
    • 15.8 MB
    Category
    • Utilities
    Compatibility
    Requires iOS 18.4 or later.
    • iPhone
      Requires iOS 18.4 or later.
    • iPad
      Requires iPadOS 18.4 or later.
    • Mac
      Requires macOS 15.4 or later and a Mac with Apple M1 chip or later.
    • Apple Vision
      Requires visionOS 2.4 or later.
    Languages
    English and 3 more
    • English, French, Simplified Chinese, Traditional Chinese
    Age Rating
    4+
    In-App Purchases
    Yes
    Copyright
    • © Ji Tang
  • Privacy Policy

    • More by 吉 汤