# Dragontone vs CSAT

The clearest difference is in-app purchases: CSAT at none against Dragontone's 3. Dragontone's advantage is device support and iOS requirement (12.0 vs 15.0). On price there is nothing between them.

Both are free to download. Dragontone sells 3 one-off in-app purchases. CSAT asks for nothing beyond the download.

## The numbers

| Metric | Dragontone | CSAT |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | — |
| Update frequency | Every 8 months | — |
| Size | 37 MB | 23 MB |
| Requires iOS | **12.0** | 15.0 |
| Devices | **iPhone, iPod** | — |
| Age rating | 4+ | 4+ |
| Developer | [振业 卢](https://appshunter.io/developer/1523957833) | [L Labs Inc.](https://appshunter.io/developer/444451876) |

## What reviewers say

### Dragontone

[App page](https://appshunter.io/ios/app/dragontone-learn-chinese/id1579516552)

**Features:** macOS Compatibility

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| recharge 20 credits | $0.99 | one-time |
| recharge 300 credits | $11.99 | one-time |
| recharge 2100 credits | $79.99 | one-time |


### CSAT

[App page](https://appshunter.io/ios/app/csat/id6463115134)

**In-app purchases:** none


## Frequently asked questions

### Is Dragontone free?

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

### Is CSAT free?

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

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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.*