# 光合动力 vs CapVocab

光合动力 and CapVocab are too close to call on the numbers: across 5 compared parameters — price, ads, in-app purchases and device support among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

Both are free to download. 光合动力 sells 2 in-app purchases, starting at $1.99 per month and CapVocab sells 2 in-app purchases, starting at $6.99 per year. Whichever you choose, the download price is not the number that matters.

## The numbers

| Metric | 光合动力 | CapVocab |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | — | Every 3 days |
| Size | 11 MB | 83 MB |
| Requires iOS | 16.6 | **15.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [贝贝 尚](https://appshunter.io/developer/1735265297) | [喆 陈](https://appshunter.io/developer/1635893683) |

## What reviewers say

### 光合动力

[App page](https://appshunter.io/ios/app/id6761237684)

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 连续包月 | $1.99 | per month |
| 连续包年 | $14.99 | per year |


### CapVocab

[App page](https://appshunter.io/ios/app/capvocab-capture-and-remember/id6780800685)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Annual | $6.99 | per year |
| Premium Lifetime | $17.99 | one-time |


## Frequently asked questions

### Is 光合动力 free?

光合动力 is free to download, with in-app purchases available.

### Is CapVocab free?

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

### Do 光合动力 or CapVocab have ads?

Neither 光合动力 nor CapVocab 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.*