# Sign.Me vs Oppen

The clearest difference is review sentiment: Sign.Me at 80% against Oppen's 10%. Sign.Me also leads on rating (4.9 vs 4.3) and ratings volume (1.2K vs 27). On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Sign.Me holds the better App Store score, 4.9 against 4.3. That said, the two scores are not equally well evidenced: Sign.Me has 1.2K ratings behind it against 27, so its average is the more settled of the two. Written reviews point the same way: 80% of Sign.Me's written reviews are positive against 10% of Oppen's.

Sign.Me ships an update every 3 weeks, Oppen every 4 weeks. Both last shipped on November 7, 2026.

## The numbers

| Metric | Sign.Me | Oppen |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.9 (1.2K ratings)](https://appshunter.io/ios/app/signme/id1502259352/reviews)** | [4.3 (27 ratings)](https://appshunter.io/ios/app/oppen/id1509471350/reviews) |
| Number of ratings | **1.2K** | 27 |
| Positive reviews | **80.4% of reviews** | 9.8% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Every 4 weeks |
| Monetization | Free | Free |
| Size | 81 MB | 90 MB |
| Requires iOS | **13.5** | 15.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Sign.me](https://appshunter.io/developer/1502259351) | [Oppen Tekh, OOO](https://appshunter.io/developer/1206575839) |

## What reviewers say

### Sign.Me

[App page](https://appshunter.io/ios/app/signme/id1502259352)

Sign documents directly from your smartphone with this mobile application. It simplifies and digitizes document workflows for individuals and businesses, making transactions and agreements more convenient.

**Highlights:** Electronic signature on smartphone, Digital document signing, Streamlined document workflows, Suitable for individuals and businesses, Digitizes document management

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


### Oppen

[App page](https://appshunter.io/ios/app/oppen/id1509471350)

Eliminate the need for physical keys and access cards. This app provides keyless entry to your building, office, or gates. Share temporary access with guests or service personnel.

**Highlights:** Keyless access to doors and gates, Hands-free door opening, Guest access management, Easy setup of access points, 1-month free trial

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Sign.Me free?

Sign.Me is free to download, with no in-app purchases.

### Is Oppen free?

Oppen is free to download, with no in-app purchases.

### Which has better reviews, Sign.Me or Oppen?

Sign.Me is rated higher. Sign.Me averages 4.9 out of 5 from 1.2K ratings, while Oppen averages 4.3 from 27 ratings.

### Do Sign.Me or Oppen have ads?

Neither Sign.Me nor Oppen shows ads.

### Which is updated more often, Sign.Me or Oppen?

Sign.Me ships an update every 3 weeks, and Oppen every 4 weeks. Most recently, Sign.Me was updated on November 7, 2026 and Oppen on November 7, 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.*