# OSTConf vs Tracksport Lap

The clearest difference is update cadence: Tracksport Lap at every 5 weeks against OSTConf's every 5 months. Tracksport Lap also leads on iOS requirement (13.0 vs 16.0). 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.

OSTConf ships an update every 5 months, Tracksport Lap every 5 weeks. The most recent releases landed on November 2, 2026 and November 4, 2026 respectively.

## The numbers

| Metric | OSTConf | Tracksport Lap |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 25.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 5 months | **Every 5 weeks** |
| Monetization | Free | — |
| Size | 3 MB | 24 MB |
| Requires iOS | 16.0 | **13.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Kai-Uwe Sattler](https://appshunter.io/developer/500229044) | [Valentin Petkov](https://appshunter.io/developer/1883511390) |

## What reviewers say

### OSTConf

[App page](https://appshunter.io/ios/app/ostconf/id1404182943)

Configure your dive computer settings and parameters wirelessly. Update date, time, custom text, gas mixes, and deco settings. Compatible with recent Bluetooth-enabled dive computers.

**Highlights:** Read and modify settings, Update date and time, Set custom text, Configure gas mixes, Set deco parameters, Upgrade firmware, Retrieve device information

**Features:** macOS Compatibility

**In-app purchases:** none


### Tracksport Lap

[App page](https://appshunter.io/ios/app/tracksport-lap/id6474628860)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is OSTConf free?

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

### Is Tracksport Lap free?

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

### Do OSTConf or Tracksport Lap have ads?

Neither OSTConf nor Tracksport Lap shows ads.

### Which is updated more often, OSTConf or Tracksport Lap?

OSTConf ships an update every 5 months, and Tracksport Lap every 5 weeks. Most recently, OSTConf was updated on November 2, 2026 and Tracksport Lap on November 4, 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.*