# ИС ЭСФ vs iTasksKZ

The clearest difference is update cadence: iTasksKZ at daily against ИС ЭСФ's every 4 months. 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.

ИС ЭСФ ships an update every 4 months, iTasksKZ daily. The most recent releases landed on October 13, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | ИС ЭСФ | iTasksKZ |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 4 months | **Daily** |
| Monetization | Free | — |
| Size | 19 MB | 20 MB |
| Requires iOS | **12.0** | 13.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Комитет государственных доходов Республики Казахстан](https://appshunter.io/developer/1107556664) | [Ivan Vostrikov](https://appshunter.io/developer/1046830352) |

## What reviewers say

### ИС ЭСФ

[App page](https://appshunter.io/ios/app/id1565150113)

This app allows taxpayers to manage electronic invoices, accompanying consignment notes, electronic agreements, and acts of performed work via smartphone. It facilitates tax obligations for small and medium-sized businesses by providing mobile access to the Electronic Invoice Information System.

**Highlights:** Manage electronic invoices (ЭСФ), Create and send consignment notes (СНТ), Handle electronic agreements (ЭД), Process acts of performed work (АВР), Receive push notifications for document status, User and employee management, Secure login with digital signature or biometrics

**Features:** macOS Compatibility

**In-app purchases:** none


### iTasksKZ

[App page](https://appshunter.io/ios/app/itaskskz/id1640200976)

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

**In-app purchases:** none


## Frequently asked questions

### Is ИС ЭСФ free?

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

### Is iTasksKZ free?

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

### Do ИС ЭСФ or iTasksKZ have ads?

Neither ИС ЭСФ nor iTasksKZ shows ads.

### Which is updated more often, ИС ЭСФ or iTasksKZ?

ИС ЭСФ ships an update every 4 months, and iTasksKZ daily. Most recently, ИС ЭСФ was updated on October 13, 2026 and iTasksKZ on October 25, 2026.

---

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