# OBS vs 同声翻译

The clearest difference is in-app purchases: OBS at none against 同声翻译's 6. OBS also leads on iOS requirement (9.0 vs 13.0). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. 同声翻译 sells 6 one-off in-app purchases. OBS asks for nothing beyond the download.

Both ship on a similar rhythm, roughly every 3 months. The most recent releases landed on October 27, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | OBS | 同声翻译 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 3 months | Every 3 months |
| Size | 63 MB | 50 MB |
| Requires iOS | **9.0** | 13.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Beijing Snsoft Technology Co.,Ltd](https://appshunter.io/developer/735084511) | [Changsha Qidixing Network Technology Co., Ltd](https://appshunter.io/developer/1880945919) |

## What reviewers say

### OBS

[App page](https://appshunter.io/ios/app/obs/id1540222719)

**Features:** macOS Compatibility

**In-app purchases:** none


### 同声翻译

[App page](https://appshunter.io/ios/app/id6771792290)

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

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 60豆 | $0.99 | one-time |
| 300豆 | $3.99 | one-time |
| 600豆 | $6.99 | one-time |
| 1200豆 | $9.99 | one-time |
| 3000豆 | $24.99 | one-time |
| 6000豆 | $39.99 | one-time |


## Frequently asked questions

### Is OBS free?

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

### Is 同声翻译 free?

同声翻译 is free to download, with in-app purchases available.

### Do OBS or 同声翻译 have ads?

Neither OBS nor 同声翻译 shows ads.

### Which is updated more often, OBS or 同声翻译?

OBS ships an update every 3 months, and 同声翻译 every 3 months. Most recently, OBS was updated on October 27, 2026 and 同声翻译 on October 31, 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.*