# SmartView Device Interface vs Stopwatch

The clearest difference is in-app purchases: SmartView Device Interface at none against Stopwatch's 2. SmartView Device Interface also leads on device support (3 vs 1) and iOS requirement (15.0 vs 17.0). Stopwatch's advantage is update cadence (every 4 weeks vs every 6 months). On price and ads there is nothing between them.

Both are free to download. Stopwatch sells 2 in-app purchases, starting at $9.99 per 7 days. SmartView Device Interface asks for nothing beyond the download.

SmartView Device Interface ships an update every 6 months, Stopwatch every 4 weeks. The most recent releases landed on October 3, 2026 and October 8, 2026 respectively.

## The numbers

| Metric | SmartView Device Interface | Stopwatch |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 6 months | **Every 4 weeks** |
| Size | 4 MB | 6 MB |
| Requires iOS | **15.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [SENTICON LTD](https://appshunter.io/developer/1652356677) | [Phuc Pham](https://appshunter.io/developer/1893081423) |

## What reviewers say

### SmartView Device Interface

[App page](https://appshunter.io/ios/app/smartview-device-interface/id1666545837)

**Features:** macOS Compatibility

**In-app purchases:** none


### Stopwatch

[App page](https://appshunter.io/ios/app/stopwatch-lap-split-timer/id6772277774)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly | $9.99 | per 7 days |
| Yearly | $49.99 | per year |


## Frequently asked questions

### Is SmartView Device Interface free?

SmartView Device Interface is free to download, with no in-app purchases.

### Is Stopwatch free?

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

### Do SmartView Device Interface or Stopwatch have ads?

Neither SmartView Device Interface nor Stopwatch shows ads.

### Which is updated more often, SmartView Device Interface or Stopwatch?

SmartView Device Interface ships an update every 6 months, and Stopwatch every 4 weeks. Most recently, SmartView Device Interface was updated on October 3, 2026 and Stopwatch on October 8, 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.*