# Stacks vs TurnCards

The clearest difference is in-app purchases: TurnCards at none against Stacks's 2. TurnCards also leads on update cadence (every 5 days vs every 3 months). Stacks's advantage is ads (none vs shown) and iOS requirement (16.4 vs 18.0). On price and device support there is nothing between them.

Both are free to download. Stacks sells 2 in-app purchases, starting at $9.99 per 3 months. TurnCards asks for nothing beyond the download.

Stacks ships an update every 3 months, TurnCards every 5 days. The most recent releases landed on October 28, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | Stacks | TurnCards |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.8 (4 ratings)](https://appshunter.io/ios/app/turncards-language-flashcards/id6784378938/reviews)** |
| Number of ratings | — | **4** |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | **No** | Yes |
| Update frequency | Every 3 months | **Every 5 days** |
| Monetization | Freemium | **Ad-supported** |
| Size | 77 MB | 36 MB |
| Requires iOS | **16.4** | 18.0 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Lewis Hoy](https://appshunter.io/developer/1812196615) | [TurnCards LLC](https://appshunter.io/developer/6784378940) |

## What reviewers say

### Stacks

[App page](https://appshunter.io/ios/app/stacks-language-flashcards/id6745429203)

Create flashcards from your own experiences and conversations. This app uses spaced repetition to help you remember vocabulary longer with less study. It supports over 100 languages and offers offline study capabilities.

**Highlights:** Create cards from stories and conversations, Spaced repetition system (FSRS), Offline study mode, Automatic translations, Supports over 100 languages, Romanization for select scripts, Clean, minimal interface

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Stacks+ Quarterly | $9.99 | per 3 months |
| Stacks+ Yearly | $27.99 | per year |


### TurnCards

[App page](https://appshunter.io/ios/app/turncards-language-flashcards/id6784378938)

This app uses voice recognition to help you learn languages by speaking answers aloud. It offers various study modes, tracks your progress, and supports custom deck imports. Focuses on building speaking confidence through interactive review.

**Highlights:** Voice-first flashcards, On-device speech recognition, Native pronunciation audio, CEFR level filtering, Smart bookmarks, AI-enhanced decks, Import custom decks

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

**In-app purchases:** none


## Frequently asked questions

### Is Stacks free?

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

### Is TurnCards free?

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

### Do Stacks or TurnCards have ads?

TurnCards shows ads; Stacks does not.

### Which is updated more often, Stacks or TurnCards?

Stacks ships an update every 3 months, and TurnCards every 5 days. Most recently, Stacks was updated on October 28, 2026 and TurnCards 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.*