# Stacks vs Linguismo

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

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

Stacks ships an update every 3 months, Linguismo every 3 weeks. The most recent releases landed on October 16, 2026 and October 8, 2026 respectively.

## The numbers

| Metric | Stacks | Linguismo |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 3 weeks** |
| Monetization | Freemium | — |
| Size | 77 MB | 189 MB |
| Requires iOS | 16.4 | **15.1** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 12+ |
| Developer | [Lewis Hoy](https://appshunter.io/developer/1812196615) | [Sarah Cravitz](https://appshunter.io/developer/6773263778) |

## 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 |


### Linguismo

[App page](https://appshunter.io/ios/app/linguismo-language-tracker/id6773263776)

**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 Linguismo free?

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

### Do Stacks or Linguismo have ads?

Neither Stacks nor Linguismo shows ads.

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

Stacks ships an update every 3 months, and Linguismo every 3 weeks. Most recently, Stacks was updated on October 16, 2026 and Linguismo on October 8, 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.*