# Decima vs DsStopWatch

The clearest difference is in-app purchases: DsStopWatch at none against Decima's 1. DsStopWatch also leads on iOS requirement (12.0 vs 17.0). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. Decima sells 1 one-off in-app purchase. DsStopWatch asks for nothing beyond the download.

Both ship on a similar rhythm, roughly every 2 months. The most recent releases landed on September 25, 2026 and September 27, 2026 respectively.

## The numbers

| Metric | Decima | DsStopWatch |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.3 (3 ratings)](https://appshunter.io/ios/app/dsstopwatch/id1502099992/reviews)** |
| Number of ratings | — | **3** |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 2 months | Every 2 months |
| Monetization | — | Free |
| Size | 12 MB | 9 MB |
| Requires iOS | 17.0 | **12.0** |
| Devices | iPhone, iPad, Apple Watch | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Krzysztof Pawlowski](https://appshunter.io/developer/1216003515) | [Ryuichi Kato](https://appshunter.io/developer/1501068459) |

## What reviewers say

### Decima

[App page](https://appshunter.io/ios/app/decima/id1498371556)

**Features:** macOS Compatibility, Family Sharing, Apple Watch app, Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| The Manipulator | $0.99 | one-time |


### DsStopWatch

[App page](https://appshunter.io/ios/app/dsstopwatch/id1502099992)

This utility allows for precise time measurement with multiple stopwatches. It offers real-time recording, saving, and copying of time data in CSV format. Advanced features include button operation customization, lock mode for preventing accidental presses, and the ability to synchronize operations.

**Highlights:** Multiple stopwatches, Real-time time recording, Save and copy time records (CSV), Customizable button operations, Lock mode for accidental presses, Light and dark screen modes, Operation cancellation and modification

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Decima free?

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

### Is DsStopWatch free?

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

### Do Decima or DsStopWatch have ads?

Neither Decima nor DsStopWatch shows ads.

### Which is updated more often, Decima or DsStopWatch?

Decima ships an update every 2 months, and DsStopWatch every 2 months. Most recently, Decima was updated on September 25, 2026 and DsStopWatch on September 27, 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.*