# SignNow vs Sign PDF documents

The clearest difference is review sentiment: SignNow at 65% against Sign PDF documents's 22%. SignNow also leads on rating (4.5 vs 1.0) and ads (none vs shown). Sign PDF documents's advantage is monetization model (ad-supported vs free with in-app purchases). On price, in-app purchases, device support and iOS requirement there is nothing between them.

Both are free to download. SignNow sells 9 in-app purchases, starting at $2.99 per month and Sign PDF documents sells 3 in-app purchases, starting at $2.99 per month. Whichever you choose, the download price is not the number that matters.

SignNow holds the better App Store score, 4.5 against 1.0. That said, the two scores are not equally well evidenced: SignNow has 18K ratings behind it against 1, so its average is the more settled of the two. Written reviews point the same way: 65% of SignNow's written reviews are positive against 22% of Sign PDF documents's.

SignNow ships an update every 9 days, Sign PDF documents every 3 weeks. The most recent releases landed on October 29, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | SignNow | Sign PDF documents |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.5 (18K ratings)](https://appshunter.io/ios/app/signnow-e-signature-app/id489262811/reviews)** | [1.0 (1 ratings)](https://appshunter.io/ios/app/sign-pdf-documents/id1011784538/reviews) |
| Number of ratings | **18K** | 1 |
| Positive reviews | **65.0% of reviews** | 22.2% of reviews |
| In-app purchases | Yes | Yes |
| Ads | **No** | Yes |
| Update frequency | **Every 9 days** | Every 3 weeks |
| Monetization | Free with in-app purchases | **Ad-supported** |
| Best chart rank | **#85** | — |
| Size | 430 MB | 19 MB |
| Requires iOS | 15.0 | 15.0 |
| Devices | iPhone, iPad, iPod | **iPhone, iPad, iPod, Mac** |
| Age rating | +4 | 4+ |
| Developer | [airSlate, Inc.](https://appshunter.io/developer/565493707) | [Emanuele Floris](https://appshunter.io/developer/597490842) |

## What reviewers say

### SignNow

[App page](https://appshunter.io/ios/app/signnow-e-signature-app/id489262811)

**Currently charting:** #85 Top Grossing · Productivity, #189 Top Free · Productivity (US App Store)

Easily sign and manage PDF documents and other file formats with this comprehensive e-signature solution. Upload files, create templates, and collect legally-binding signatures from multiple parties. Securely store and access your documents online or offline.

**Highlights:** E-sign documents without limits, Create legally-binding e-signatures, Upload and fill PDF/Word documents, Convert image files to PDF, Create reusable document templates, Collect signatures from multiple users, Offline signing and syncing

**Features:** Apple Wallet, Vision Pro support

**In-app purchases (9)**

| Purchase | Price | Billing |
| --- | --- | --- |
| SignNow | $2.99 | per month |
| SignNow | $4.99 | per month |
| SignNow Business | $6.99 | per month |
| SignNow Pro | $14.99 | per month |
| signNow Business Monthly | $19.99 | per month |
| SignNow Business, free trial | $19.99 | per month |
| SignNow | $23.99 | per year |
| SignNow Premium | $24.99 | per month |
| SignNow Business, free trial | $95.99 | per year |

**What reviewers like**

- 🚀 Efficient and legitimate
- 🚀 Easy to use and convenient
- 🚀 Smooth and simple
- 🚀 Awesome and great app
- 🚀 Saves time and money

**What reviewers complain about**

- 🐛 Buggy and glitchy
- 💰 Expensive subscription
- 🔑 Difficult to cancel/unsubscribe
- 🔑 Unauthorized charges
- 🔑 Limited free features

**Reported bugs**

- Text alignment issues
- Signature ID not working
- Signed documents disappearing
- Inability to open/edit signed documents
- Crashes and freezes

**Requested features**

- Ability to paste text
- Improved text alignment and resizing
- Bulk scanning and document management
- Duplicate text boxes
- Rotate/resize signature box


### Sign PDF documents

[App page](https://appshunter.io/ios/app/sign-pdf-documents/id1011784538)

Easily sign documents digitally without printing. This app allows for unlimited signatures without requiring a subscription or registration, making document signing quick and convenient.

**Highlights:** Unlimited digital signatures, No subscription required, No registration needed, Sign without printing, Document archiving

**Features:** Vision Pro support

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Unlimited Access | $2.99 | per month |
| Unlimited Access | $8.99 | per year |
| PRO Lifetime Access | $22.99 | one-time |


## Frequently asked questions

### Is SignNow free?

SignNow is free to download, with in-app purchases available.

### Is Sign PDF documents free?

Sign PDF documents is free to download, with in-app purchases available.

### Which has better reviews, SignNow or Sign PDF documents?

SignNow is rated higher. SignNow averages 4.5 out of 5 from 18K ratings, while Sign PDF documents averages 1.0 from 1 ratings.

### Do SignNow or Sign PDF documents have ads?

Sign PDF documents shows ads; SignNow does not.

### Which is updated more often, SignNow or Sign PDF documents?

SignNow ships an update every 9 days, and Sign PDF documents every 3 weeks. Most recently, SignNow was updated on October 29, 2026 and Sign PDF documents on October 24, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*