# Контур.Эльба vs B2Bay

The clearest difference is update cadence: B2Bay at daily against Контур.Эльба's every 3 weeks. On price, ads, in-app purchases and device support there is nothing between them.

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

Контур.Эльба ships an update every 3 weeks, B2Bay daily. The most recent releases landed on November 1, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Контур.Эльба | B2Bay |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.7 (13 ratings)](https://appshunter.io/ios/app/id1004954700/reviews)** | — |
| Number of ratings | **13** | — |
| Positive reviews | 44.4% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Daily** |
| Monetization | Free with in-app purchases | — |
| Size | 114 MB | 3 MB |
| Requires iOS | 16.6 | **15.0** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [SKB Kontur](https://appshunter.io/developer/417000920) | [Kirill Tsaponin](https://appshunter.io/developer/6821878614) |

## What reviewers say

### Контур.Эльба

[App page](https://appshunter.io/ios/app/id1004954700)

This online accounting service helps sole proprietors and small businesses manage finances, track expenses, and generate documents. It integrates with banks and cash registers, sends important reminders for taxes and reporting, and allows for easy creation and sending of contracts, invoices, and acts.

**Highlights:** Document creation (contracts, invoices, acts), Bank and cash register integration, Automated reminders for taxes and reporting, Counterparty verification, Photo recognition for incoming documents, Payment order generation

**Features:** macOS Compatibility

**In-app purchases:** none


### B2Bay

[App page](https://appshunter.io/ios/app/b2bay/id6821878612)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Контур.Эльба free?

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

### Is B2Bay free?

B2Bay is free to download, with no in-app purchases.

### Do Контур.Эльба or B2Bay have ads?

Neither Контур.Эльба nor B2Bay shows ads.

### Which is updated more often, Контур.Эльба or B2Bay?

Контур.Эльба ships an update every 3 weeks, and B2Bay daily. Most recently, Контур.Эльба was updated on November 1, 2026 and B2Bay 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.*