# FlashCards vs Underwater Stopwatch

The clearest difference is ads: Underwater Stopwatch at none against FlashCards's shown. On price, in-app purchases, device support and iOS requirement there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

## The numbers

| Metric | FlashCards | Underwater Stopwatch |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | — | Every 3 days |
| Size | 5 MB | 4 MB |
| Requires iOS | 18.0 | 18.0 |
| Devices | iPhone, iPad | iPhone, Apple Watch |
| Age rating | 4+ | 4+ |
| Developer | [Mireia Lluch Ortola](https://appshunter.io/developer/1003230042) | [Vlad Topala](https://appshunter.io/developer/6783263834) |

## What reviewers say

### FlashCards

[App page](https://appshunter.io/ios/app/flashcards-learn-languages/id6752330832)

**Features:** macOS Compatibility

**In-app purchases:** none


### Underwater Stopwatch

[App page](https://appshunter.io/ios/app/underwater-stopwatch/id6783263832)

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

**In-app purchases:** none


## Frequently asked questions

### Is FlashCards free?

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

### Is Underwater Stopwatch free?

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

### Do FlashCards or Underwater Stopwatch have ads?

FlashCards shows ads; Underwater Stopwatch does not.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*