# BolTimer vs SwimLab

The clearest difference is in-app purchases: SwimLab at none against BolTimer's 3. BolTimer's advantage is update cadence (every 2 days vs every 6 weeks) and device support (3 vs 1). On price and ads there is nothing between them.

Both are free to download. BolTimer sells 3 one-off in-app purchases. SwimLab asks for nothing beyond the download.

BolTimer ships an update every 2 days, SwimLab every 6 weeks. The most recent releases landed on October 28, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | BolTimer | SwimLab |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 2 days** | Every 6 weeks |
| Size | 5 MB | 7 MB |
| Requires iOS | **15.6** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Shanghai Qingge Technology Co., Ltd.](https://appshunter.io/developer/1726729782) | [DANIEL PHILLIPS ROJAS](https://appshunter.io/developer/6792801983) |

## What reviewers say

### BolTimer

[App page](https://appshunter.io/ios/app/boltimer/id6785223452)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| BolTimer Yearly Membership | $14.99 | one-time |
| boltimer_weekly | $14.99 | one-time |
| boltimer_lifetime | $59.99 | one-time |


### SwimLab

[App page](https://appshunter.io/ios/app/swimlab-train-and-race-camera/id6792801981)

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

**In-app purchases:** none


## Frequently asked questions

### Is BolTimer free?

BolTimer is free to download, with in-app purchases available.

### Is SwimLab free?

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

### Do BolTimer or SwimLab have ads?

Neither BolTimer nor SwimLab shows ads.

### Which is updated more often, BolTimer or SwimLab?

BolTimer ships an update every 2 days, and SwimLab every 6 weeks. Most recently, BolTimer was updated on October 28, 2026 and SwimLab on October 31, 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.*