# Sign.Me vs БИТ.Аутентификатор

The clearest difference is review sentiment: Sign.Me at 80% against БИТ.Аутентификатор's 60%. 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 ships an update every 3 weeks, БИТ.Аутентификатор every 5 weeks. The most recent releases landed on October 27, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Sign.Me | БИТ.Аутентификатор |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.9 (1.1K ratings)](https://appshunter.io/ios/app/signme/id1502259352/reviews)** | — |
| Number of ratings | **1.1K** | — |
| Positive reviews | **80.4% of reviews** | 60.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Every 5 weeks |
| Monetization | Free | Free |
| Size | 81 MB | 9 MB |
| Requires iOS | **13.5** | 14.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Sign.me](https://appshunter.io/developer/1502259351) | [BIT R&D](https://appshunter.io/developer/507461911) |

## 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


### БИТ.Аутентификатор

[App page](https://appshunter.io/ios/app/id6469039008)

This app provides two-factor authentication for the BIT.Authenticator system. It enhances security by requiring a second verification step for access.

**Highlights:** Two-factor authentication, Enhanced security, System integration, Account verification

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Sign.Me free?

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

### Is БИТ.Аутентификатор free?

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

### Do Sign.Me or БИТ.Аутентификатор have ads?

Neither Sign.Me nor БИТ.Аутентификатор shows ads.

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

Sign.Me ships an update every 3 weeks, and БИТ.Аутентификатор every 5 weeks. Most recently, Sign.Me was updated on October 27, 2026 and БИТ.Аутентификатор 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.*