# signAPP

> signAPP (iPhone/iPad app by Wei Dai.)

- Source: https://appshunter.io/ios/app/signapp/id6763918500 (this page in markdown: same URL + `.md`)
- Developer: [Wei Dai](https://appshunter.io/developer/1895556066)
- Category: Finance, Productivity
- Price: Free
- Age rating: 4+
- Requires: iOS 15.1 · 24 MB
- Languages: American English
- Released: 2026-05-01
- Data updated: 2026-08-18
- User reviews in markdown: https://appshunter.io/ios/app/signapp/id6763918500/reviews.md

## What is signAPP?

signAPP helps you sign PDF documents directly on your iPhone.

Pick a PDF from your device, draw a handwritten signature, choose the page, drag the signature into position, resize it, and save a signed copy. Signed documents stay in your local history so you can reopen, rename, share, or delete them later.

Key features:
- Select PDF files from your device.
- Preview PDF pages before signing.
- Draw a handwritten signature.
- Choose the exact page to sign.
- Drag and resize the signature before applying it.
- Save signed PDFs locally.
- Reopen, rename, share, or delete signed documents from history.
- Share signed PDFs using the native iOS share sheet.


## Version history (last 5 releases)

### 5.4.0 — 2026-08-12

• Improved PDF editor toolbar layout for better readability.
• Improved Photo to PDF editing reliability.
• Fixed incorrect “Photo editor unavailable” messages.
• Improved overall stability and user experience.

### 5.3.0 — 2026-08-11

What's New in 5.3.0

• Improved direct PDF opening from Files and WeChat.
• Improved PDF import and editing reliability.
• Improved camera and document scanning stability.
• Improved document saving and reopening.
• General performance and stability improvements.

### 4.0.2 — 2026-08-09

Improved camera stability and memory handling.

Improved photo and PDF orientation handling.

Improved PDF importing from external apps.

Photo import now supports up to 10 photos at a time.

Improved PDF editing, signature, drawing and mosaic reliability.

### 4.0.0 — 2026-08-08

SignApp 4.0 introduces an improved native PDF editing experience.

• Updated three-row PDF editor controls
• Improved signature, drawing and mosaic tools
• Better multi-page PDF navigation
• Improved PDF import and document handling
• More reliable WeChat PDF handoff
• Stability and performance improvements

### 1.0.1 — 2026-08-05

Added support for importing JPEG, PNG, HEIC/HEIF, and TIFF images and converting them into PDF documents for signing.

Improved PDF import reliability, local document handling, and sharing.

Microsoft Word, Excel, and PowerPoint files are intentionally not supported.

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*Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-08-18.*