SignFast PDF - Scan and Sign
1.0 3
v3.1.4 by Crazy Fly Studio
About Sign Fast PDF
Sign Fast PDF (Package Name: com.crazyflystudio.fastsign) is developed by Crazy Fly Studio and the latest version of SignFast PDF - Scan and Sign 3.1.4 was updated on April 2, 2026. SignFast PDF - Scan and Sign is in the category of Productivity. You can check all apps from the developer of SignFast PDF - Scan and Sign. Currently this app is for free. This app can be downloaded on Android 10.0+ on APKFab or Google Play. All APK/XAPK files on APKFab.com are original and 100% safe with fast download.
SignFast PDF: The Ultimate Document Handling Tool – Free on Android
Unlock the fastest, simplest way to manage PDF documents with SignFast, your all-in-one mobile solution. Whether you’re scanning, signing, or sharing, SignFast streamlines your document workflow completely free of charge.
Why Choose SignFast?
- Effortless Document Management: compose, and edit documents effortlessly.
- Easily scan new documents even in bad lights conditions
- Advanced Signature Options: Easily add and manage multiple digital signatures.
- Versatile Text Tools: Insert names and custom texts with a few taps.
- Seamless Sharing: Share documents via Email, WhatsApp, and more, directly from the app.
- Custom Watermarks and Stamps: Enhance security and branding with custom watermarks.
- Convenient Printing: Print documents directly from your smartphone.
- Lightweight & Efficient: A super-small app footprint (10MB) ensures your device stays speedy.
- Local Exporting: Export documents directly to your device with no hassle.
From professional needs to personal projects, SignFast provides the tools you need to handle documents efficiently and securely. Try it today and experience document management at its peak!
Unlock the fastest, simplest way to manage PDF documents with SignFast, your all-in-one mobile solution. Whether you’re scanning, signing, or sharing, SignFast streamlines your document workflow completely free of charge.
Why Choose SignFast?
- Effortless Document Management: compose, and edit documents effortlessly.
- Easily scan new documents even in bad lights conditions
- Advanced Signature Options: Easily add and manage multiple digital signatures.
- Versatile Text Tools: Insert names and custom texts with a few taps.
- Seamless Sharing: Share documents via Email, WhatsApp, and more, directly from the app.
- Custom Watermarks and Stamps: Enhance security and branding with custom watermarks.
- Convenient Printing: Print documents directly from your smartphone.
- Lightweight & Efficient: A super-small app footprint (10MB) ensures your device stays speedy.
- Local Exporting: Export documents directly to your device with no hassle.
From professional needs to personal projects, SignFast provides the tools you need to handle documents efficiently and securely. Try it today and experience document management at its peak!
Sign Fast PDF 3.1.4 Update
Fixed a bug preventing some PDF documents from opening in scan mode.
Read More
Sign Fast PDF Features
Previous Versions
More
Variant
Arch
Version
DPI
56
April 2, 2026
SignFast PDF - Scan and Sign
3.1.4
(56)
Requires Android: Android 10.0+
Architecture: arm64-v8a
Screen DPI: 160-640dpi
SHA1: 8305c5c62cb5edb08e4da5c06aba9c061f7ca758
Base APK: com.crazyflystudio.fastsign.apk
Split APKs: config.arm64_v8a, config.en, config.fr, config.xxxhdpi
Size: 13.58 MB
What's New:
Fixed a bug preventing some PDF documents from opening in scan mode.
arm64-v8a
Android 10.0+
160-640dpi
56
April 2, 2026
SignFast PDF - Scan and Sign
3.1.4
(56)
Requires Android: Android 10.0+
Architecture: armeabi-v7a
Screen DPI: 160-640dpi
SHA1: f6d11b12f0e42254d7c119820483b61984902d2a
Base APK: com.crazyflystudio.fastsign.apk
Split APKs: config.ar, config.armeabi_v7a, config.de, config.en, config.es, config.fr, config.hdpi, config.hi, config.in, config.it, config.ja, config.ko, config.my, config.pt, config.ru, config.th, config.tr, config.vi, config.zh
Size: 13.59 MB
What's New:
Fixed a bug preventing some PDF documents from opening in scan mode.
armeabi-v7a
Android 10.0+
160-640dpi
Requires Android: Android 6.0+
Architecture: arm64-v8a
Screen DPI: 160-640dpi
SHA1: cef82426ab364029433421f2ec440831bf97e0fc
Size: 10.68 MB
What's New:
- UI/UX adjustments and fixes
- Stability improvements
- Improved black-and-white PDF scan quality
- Stability improvements
- Improved black-and-white PDF scan quality
Variant
Arch
Version
DPI
53
January 12, 2026
SignFast PDF - Scan and Sign
3.1.1
(53)
Requires Android: Android 6.0+
Architecture: arm64-v8a
Screen DPI: 160-640dpi
SHA1: 030287ff56ba1428bc88702e45b8f18e03917440
Base APK: com.crazyflystudio.fastsign.apk
Split APKs: config.arm64_v8a, config.en, config.fr, config.xhdpi
Size: 11.02 MB
What's New:
- UI adjustments
- Fixed issues with ratio on some scanned documents
- Optimization of exported document size
- Fixed issues with ratio on some scanned documents
- Optimization of exported document size
arm64-v8a
Android 6.0+
160-640dpi
53
January 21, 2026
SignFast PDF - Scan and Sign
3.1.1
(53)
Requires Android: Android 6.0+
Architecture: armeabi-v7a
Screen DPI: 160-640dpi
SHA1: d9a9308ef3daf063919aa8fd8b472efbcecae434
Base APK: com.crazyflystudio.fastsign.apk
Split APKs: config.ar, config.armeabi_v7a, config.de, config.en, config.es, config.fr, config.hi, config.in, config.it, config.ja, config.ko, config.mdpi, config.my, config.pt, config.ru, config.th, config.tr, config.vi, config.zh
Size: 14.23 MB
What's New:
- UI adjustments
- Fixed issues with ratio on some scanned documents
- Optimization of exported document size
- Fixed issues with ratio on some scanned documents
- Optimization of exported document size
armeabi-v7a
Android 6.0+
160-640dpi
Requires Android: Android 6.0+
Architecture: arm64-v8a
Screen DPI: 160-640dpi
SHA1: 5cdeb428a8e996966e71015f985bbe7e9238f875
Size: 15.96 MB
More Information
Package Name:
Category:
Update Date:
2026-04-02
Latest Version:
3.1.4
Need Update:
Available on:
Requirements:
Android 10.0+
Report:
Safe to Download
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