# Stopwatch vs Smart Solar

The clearest difference is in-app purchases: Smart Solar at none against Stopwatch's 1. Smart Solar also leads on ads (none vs shown) and update cadence (every 2 months vs every 8 months). On price and device support there is nothing between them.

Both are free to download. Stopwatch sells 1 one-off in-app purchase. Smart Solar asks for nothing beyond the download.

Stopwatch ships an update every 8 months, Smart Solar every 2 months. The most recent releases landed on November 1, 2026 and November 7, 2026 respectively.

## The numbers

| Metric | Stopwatch | Smart Solar |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.5 (71 ratings)](https://appshunter.io/ios/app/stopwatch-best-timing-app/id889105872/reviews)** | — |
| Number of ratings | **71** | — |
| Positive reviews | 40.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Every 8 months | **Every 2 months** |
| Monetization | Free with in-app purchases | — |
| Size | 15 MB | 108 MB |
| Requires iOS | 16.0 | **12.0** |
| Devices | **iPhone, iPad** | iPad |
| Age rating | 4+ | 4+ |
| Developer | [Netviking AB](https://appshunter.io/developer/425652251) | [Intelade Inc.](https://appshunter.io/developer/590626449) |

## What reviewers say

### Stopwatch

[App page](https://appshunter.io/ios/app/stopwatch-best-timing-app/id889105872)

This utility app provides a straightforward stopwatch and timer functionality. It's designed for simplicity, featuring large buttons for easy operation in various settings like the kitchen, gym, or classroom. Get precise timekeeping with minimal effort.

**Highlights:** Simple two-button interface, Quick startup, Small file size, Count up and down timer, Easy reset function

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Ad Removal | $0.99 | one-time |


### Smart Solar

[App page](https://appshunter.io/ios/app/smart-solar/id6443642795)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Stopwatch free?

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

### Is Smart Solar free?

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

### Do Stopwatch or Smart Solar have ads?

Stopwatch shows ads; Smart Solar does not.

### Which is updated more often, Stopwatch or Smart Solar?

Stopwatch ships an update every 8 months, and Smart Solar every 2 months. Most recently, Stopwatch was updated on November 1, 2026 and Smart Solar on November 7, 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.*