# Stable Stopwatch vs CaliUp (Legacy)

The clearest difference is price: CaliUp (Legacy) at Free against Stable Stopwatch's $0.99. CaliUp (Legacy) also leads on update cadence (fortnightly vs every 2 months). On ads, in-app purchases, device support and iOS requirement there is nothing between them.

CaliUp (Legacy) is free to download; Stable Stopwatch costs $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Stable Stopwatch ships an update every 2 months, CaliUp (Legacy) fortnightly. The most recent releases landed on June 10, 2026 and October 11, 2026 respectively.

## The numbers

| Metric | Stable Stopwatch | CaliUp (Legacy) |
| --- | --- | --- |
| Price | $0.99 | **Free** |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Fortnightly** |
| Monetization | Paid | — |
| Size | 3 MB | 24 MB |
| Requires iOS | **11.0** | 12.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Equine Data Inc.](https://appshunter.io/developer/898391064) | [MICHELE BOMBARDI](https://appshunter.io/developer/1156097581) |

## What reviewers say

### Stable Stopwatch

[App page](https://appshunter.io/ios/app/stable-stopwatch/id898391061)

Easily track and manage racehorse workout times with this application. Record key details like horse name, track surface, and official times. Utilize volume buttons for seamless start, stop, and split functions, and save records for later review.

**Highlights:** Volume button controls for start/stop/split, Save and view workout records, Record horse name, workout time, track surface, notes, Sort records by date or horse name, Edit saved record information

**Features:** macOS Compatibility

**In-app purchases:** none


### CaliUp (Legacy)

[App page](https://appshunter.io/ios/app/caliup-legacy/id1279832080)

**In-app purchases:** none


## Frequently asked questions

### Is Stable Stopwatch free?

Stable Stopwatch costs $0.99, with no in-app purchases.

### Is CaliUp (Legacy) free?

CaliUp (Legacy) is free to download, with no in-app purchases.

### Do Stable Stopwatch or CaliUp (Legacy) have ads?

Neither Stable Stopwatch nor CaliUp (Legacy) shows ads.

### Which is updated more often, Stable Stopwatch or CaliUp (Legacy)?

Stable Stopwatch ships an update every 2 months, and CaliUp (Legacy) fortnightly. Most recently, Stable Stopwatch was updated on June 10, 2026 and CaliUp (Legacy) on October 11, 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.*