# Jizerun vs Vltava Run

The clearest difference is update cadence: Vltava Run at every 2 months against Jizerun's every 6 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.

Jizerun ships an update every 6 months, Vltava Run every 2 months. The most recent releases landed on September 21, 2026 and September 18, 2026 respectively.

## The numbers

| Metric | Jizerun | Vltava Run |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 6 months | **Every 2 months** |
| Size | 53 MB | 90 MB |
| Requires iOS | **15.0** | 15.1 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Nanooq IT s.r.o.](https://appshunter.io/developer/1130938386) | [Vltava Run s.r.o.](https://appshunter.io/developer/1792782617) |

## What reviewers say

### Jizerun

[App page](https://appshunter.io/ios/app/jizerun/id6737131105)

**Features:** macOS Compatibility

**In-app purchases:** none


### Vltava Run

[App page](https://appshunter.io/ios/app/vltava-run/id6741055228)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Jizerun free?

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

### Is Vltava Run free?

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

### Do Jizerun or Vltava Run have ads?

Neither Jizerun nor Vltava Run shows ads.

### Which is updated more often, Jizerun or Vltava Run?

Jizerun ships an update every 6 months, and Vltava Run every 2 months. Most recently, Jizerun was updated on September 21, 2026 and Vltava Run on September 18, 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.*