# Tree Identifier vs Sentence Monster

The clearest difference is in-app purchases: Sentence Monster at none against Tree Identifier's 2. On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Tree Identifier sells 2 in-app purchases, starting at $4.99 per 7 days. Sentence Monster asks for nothing beyond the download.

## The numbers

| Metric | Tree Identifier | Sentence Monster |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[1.5 (2 ratings)](https://appshunter.io/ios/app/sentence-monster/id6769966713/reviews)** |
| Number of ratings | — | **2** |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | — | Every 3 weeks |
| Monetization | — | Free with in-app purchases |
| Size | 30 MB | 35 MB |
| Requires iOS | 15.1 | 15.1 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 12+ |
| Developer | [Joseph Adeyinka](https://appshunter.io/developer/1677564495) | [MINHYEONG YU](https://appshunter.io/developer/1896704546) |

## What reviewers say

### Tree Identifier

[App page](https://appshunter.io/ios/app/tree-identifier-tree-details/id6751841950)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly premium | $4.99 | per 7 days |
| Yearly premium | $24.99 | per year |


### Sentence Monster

[App page](https://appshunter.io/ios/app/sentence-monster/id6769966713)

This app helps language learners improve their writing skills by practicing vocabulary in context. It provides personalized sentence-writing exercises, feedback on accuracy, and targeted reviews for words that need more attention. The goal is to build active recall and confidence in using new words.

**Highlights:** Sentence-based vocabulary practice, Personalized review of mistakes, AI-generated sentence assignments, Writing feedback for accuracy, Progress and vocabulary insights, Support for multiple learning languages

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

**In-app purchases:** none


## Frequently asked questions

### Is Tree Identifier free?

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

### Is Sentence Monster free?

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

### Do Tree Identifier or Sentence Monster have ads?

Neither Tree Identifier nor Sentence Monster shows ads.

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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.*