# StackCards vs ScanLingo

The clearest difference is update cadence: ScanLingo at every 11 days against StackCards's monthly. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. StackCards sells 1 one-off in-app purchase and ScanLingo sells 2 in-app purchases, starting at $0.99 per month. Whichever you choose, the download price is not the number that matters.

StackCards ships an update monthly, ScanLingo every 11 days. Both last shipped on October 25, 2026.

## The numbers

| Metric | StackCards | ScanLingo |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Monthly | **Every 11 days** |
| Size | 5 MB | 72 MB |
| Requires iOS | 18.0 | 18.0 |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Luis Leonardo Salas Delgadillo](https://appshunter.io/developer/6789007477) | [蕴杰 戚](https://appshunter.io/developer/6780715480) |

## What reviewers say

### StackCards

[App page](https://appshunter.io/ios/app/stackcards-flashcards/id6789007475)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| StackCards Premium | $4.99 | one-time |


### ScanLingo

[App page](https://appshunter.io/ios/app/scanlingo-book-ocr-vocabulary/id6790100763)

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| ScanLingo | $0.99 | per month |
| Plus Lifetime Access | $9.99 | one-time |


## Frequently asked questions

### Is StackCards free?

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

### Is ScanLingo free?

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

### Do StackCards or ScanLingo have ads?

Neither StackCards nor ScanLingo shows ads.

### Which is updated more often, StackCards or ScanLingo?

StackCards ships an update monthly, and ScanLingo every 11 days. Most recently, StackCards was updated on October 25, 2026 and ScanLingo 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.*