# Underline vs My flashcards

The clearest difference is in-app purchases: Underline at none against My flashcards's 1. Underline also leads on ads (none vs shown) and iOS requirement (10.0 vs 15.6). On price, update cadence and device support there is nothing between them.

Both are free to download. My flashcards sells 1 in-app purchase, starting at $14.99 per month. Underline asks for nothing beyond the download.

Underline ships an update every 2 months, My flashcards monthly. The most recent releases landed on October 11, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | Underline | My flashcards |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 2 months | **Monthly** |
| Size | 40 MB | 65 MB |
| Requires iOS | **10.0** | 15.6 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Damian Skoneczny](https://appshunter.io/developer/1571773061) | [Daniel Dutkiewicz](https://appshunter.io/developer/1690772877) |

## What reviewers say

### Underline

[App page](https://appshunter.io/ios/app/underline-language-learning/id1571773059)

**Features:** macOS Compatibility

**In-app purchases:** none


### My flashcards

[App page](https://appshunter.io/ios/app/my-flashcards-vocabulary/id6449831750)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium user | $14.99 | per month |


## Frequently asked questions

### Is Underline free?

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

### Is My flashcards free?

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

### Do Underline or My flashcards have ads?

My flashcards shows ads; Underline does not.

### Which is updated more often, Underline or My flashcards?

Underline ships an update every 2 months, and My flashcards monthly. Most recently, Underline was updated on October 11, 2026 and My flashcards on October 25, 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.*