# 1С vs Контур.Подпись

The clearest difference is update cadence: Контур.Подпись at every 6 weeks against 1С's every 4 months. Контур.Подпись also leads on review sentiment (63% vs 50%). 1С's advantage is device support (3 vs 1) and iOS requirement (13.0 vs 16.0). On price, ads, in-app purchases and monetization model there is nothing between them.

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

1С ships an update every 4 months, Контур.Подпись every 6 weeks. The most recent releases landed on October 17, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | 1С | Контур.Подпись |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.9 (77 ratings)](https://appshunter.io/ios/app/id1631487360/reviews)** |
| Number of ratings | — | **77** |
| Positive reviews | 50.0% of reviews | **63.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 4 months | **Every 6 weeks** |
| Monetization | Free | Free |
| Size | 123 MB | 112 MB |
| Requires iOS | **13.0** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [1C-SOFT LIMITED LIABILITY COMPANY](https://appshunter.io/developer/1188302931) | [SKB Kontur](https://appshunter.io/developer/417000920) |

## What reviewers say

### 1С

[App page](https://appshunter.io/ios/app/1/id1475739699)

This application allows users to manage legally significant electronic documents through the 1C-EDO service. It provides functionality to view incoming and outgoing documents with filters, sign them electronically, and handle rejections or cancellations.

**Highlights:** View electronic documents, Use convenient filters, Sign electronic documents, Reject electronic documents, Cancel electronic documents

**Features:** macOS Compatibility

**In-app purchases:** none


### Контур.Подпись

[App page](https://appshunter.io/ios/app/id1631487360)

Sign documents quickly using your phone with this app. It allows you to add and manage electronic signature certificates, receive notifications for new documents, and sign multiple documents at once. All your data is protected with a PIN code.

**Highlights:** Sign documents from your phone, Add and manage electronic signature certificates, Receive document notifications, Sign multiple documents with one tap, PIN code protection for data

**In-app purchases:** none


## Frequently asked questions

### Is 1С free?

1С is free to download, with no in-app purchases.

### Is Контур.Подпись free?

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

### Do 1С or Контур.Подпись have ads?

Neither 1С nor Контур.Подпись shows ads.

### Which is updated more often, 1С or Контур.Подпись?

1С ships an update every 4 months, and Контур.Подпись every 6 weeks. Most recently, 1С was updated on October 17, 2026 and Контур.Подпись on October 30, 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.*