# Underline vs English Flashcards

The clearest difference is in-app purchases: Underline at none against English Flashcards's 1. Underline also leads on iOS requirement (10.0 vs 15.1). English Flashcards's advantage is update cadence (fortnightly vs every 2 months). On price, ads and device support there is nothing between them.

Both are free to download. English Flashcards sells 1 in-app purchase, starting at $4.99 per year. Underline asks for nothing beyond the download.

Underline ships an update every 2 months, English Flashcards fortnightly. The most recent releases landed on September 9, 2026 and February 23, 2026 respectively.

## The numbers

| Metric | Underline | English Flashcards |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 2 months | **Fortnightly** |
| Size | 40 MB | 303 MB |
| Requires iOS | **10.0** | 15.1 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Damian Skoneczny](https://appshunter.io/developer/1571773061) | [Maciej Sosnowski](https://appshunter.io/developer/1813948111) |

## What reviewers say

### Underline

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

**Features:** macOS Compatibility

**In-app purchases:** none


### English Flashcards

[App page](https://appshunter.io/ios/app/english-flashcards/id6748239468)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Unlocked Access | $4.99 | per year |


## Frequently asked questions

### Is Underline free?

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

### Is English Flashcards free?

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

### Do Underline or English Flashcards have ads?

Neither Underline nor English Flashcards shows ads.

### Which is updated more often, Underline or English Flashcards?

Underline ships an update every 2 months, and English Flashcards fortnightly. Most recently, Underline was updated on September 9, 2026 and English Flashcards on February 23, 2026.

---

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