# SpoonReader AI vs SentenceDeck

The clearest difference is update cadence: SpoonReader AI at every 6 days against SentenceDeck's every 6 weeks. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. SpoonReader AI sells 4 in-app purchases, starting at $59.99 per year and SentenceDeck sells 3 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

SpoonReader AI ships an update every 6 days, SentenceDeck every 6 weeks. The most recent releases landed on October 10, 2026 and October 15, 2026 respectively.

## The numbers

| Metric | SpoonReader AI | SentenceDeck |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Every 6 days** | Every 6 weeks |
| Monetization | Free with in-app purchases | — |
| Size | 67 MB | 36 MB |
| Requires iOS | 17.6 | **17.0** |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [HyeonJoon Yoon](https://appshunter.io/developer/1763640600) | [奇濂 任](https://appshunter.io/developer/1843376248) |

## What reviewers say

### SpoonReader AI

[App page](https://appshunter.io/ios/app/spoonreader-ailearn-by-novels/id6748695927)

Enhance your language learning by reading original books and novels. Get sentence-by-sentence translations, AI-powered explanations, audio playback, and personalized quizzes. Track your progress and save notes to deepen your understanding.

**Highlights:** Bilingual sentence reading, AI-powered explanations, Sentence audio playback, Automatic word collection, Spaced reminder notifications, Offline reading support

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| All in one pass(1Year) | $59.99 | per year |
| Purchase this book | $2.99 | one-time |
| Purchase this book | $4.99 | one-time |
| Purchase this book | $6.99 | one-time |


### SentenceDeck

[App page](https://appshunter.io/ios/app/sentencedeck-shadowing/id6759489049)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Credits 100 | $0.99 | one-time |
| Credits 500 | $3.99 | one-time |
| Credits 1200 | $7.99 | one-time |


## Frequently asked questions

### Is SpoonReader AI free?

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

### Is SentenceDeck free?

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

### Do SpoonReader AI or SentenceDeck have ads?

Neither SpoonReader AI nor SentenceDeck shows ads.

### Which is updated more often, SpoonReader AI or SentenceDeck?

SpoonReader AI ships an update every 6 days, and SentenceDeck every 6 weeks. Most recently, SpoonReader AI was updated on October 10, 2026 and SentenceDeck on October 15, 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.*