# Zolt vs BIS mobile

The clearest difference is update cadence: Zolt at every 3 weeks against BIS mobile's every 9 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.

Zolt ships an update every 3 weeks, BIS mobile every 9 months. The most recent releases landed on September 22, 2026 and July 5, 2026 respectively.

## The numbers

| Metric | Zolt | BIS mobile |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Every 9 months |
| Size | 56 MB | 14 MB |
| Requires iOS | **13.4** | 14 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [ZOLT SIA](https://appshunter.io/developer/1748554711) | [BUVNIECIBAS VALSTS KONTROLES BIROJS](https://appshunter.io/developer/1635528155) |

## What reviewers say

### Zolt

[App page](https://appshunter.io/ios/app/zolt/id1558431083)

**Features:** macOS Compatibility, Apple Wallet

**In-app purchases:** none


### BIS mobile

[App page](https://appshunter.io/ios/app/bis-mobile/id1635528153)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Zolt free?

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

### Is BIS mobile free?

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

### Do Zolt or BIS mobile have ads?

Neither Zolt nor BIS mobile shows ads.

### Which is updated more often, Zolt or BIS mobile?

Zolt ships an update every 3 weeks, and BIS mobile every 9 months. Most recently, Zolt was updated on September 22, 2026 and BIS mobile on July 5, 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.*