# X字幕 vs VIVI TALK(Lab)

The clearest difference is in-app purchases: VIVI TALK(Lab) at none against X字幕's 2. X字幕's advantage is update cadence (every 5 days vs every 2 months) and iOS requirement (13.0 vs 15.6). On price, ads and device support there is nothing between them.

Both are free to download. X字幕 sells 2 one-off in-app purchases. VIVI TALK(Lab) asks for nothing beyond the download.

X字幕 ships an update every 5 days, VIVI TALK(Lab) every 2 months. The most recent releases landed on October 25, 2026 and October 17, 2026 respectively.

## The numbers

| Metric | X字幕 | VIVI TALK(Lab) |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[1.0 (1 ratings)](https://appshunter.io/ios/app/x/id6670429646/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 5 days** | Every 2 months |
| Monetization | Freemium | — |
| Size | 67 MB | 33 MB |
| Requires iOS | **13.0** | 15.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 17+ | 17+ |
| Developer | [黎黎 席](https://appshunter.io/developer/1555182337) | [VIVI DENTAL LABORATORY](https://appshunter.io/developer/1865175578) |

## What reviewers say

### X字幕

[App page](https://appshunter.io/ios/app/x/id6670429646)

This app uses advanced AI to provide real-time subtitles and translations for videos in over 50 languages. It supports both local and online videos, offers subtitle editing and export, and includes a professional media player with privacy features.

**Highlights:** Real-time subtitle generation, 55+ language translation, Subtitle editing and export (SRT/TXT), Supports local and online videos, Professional media player, Password-protected privacy folder

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 6元 | $0.99 | one-time |
| 9.9元 | $0.99 | one-time |


### VIVI TALK(Lab)

[App page](https://appshunter.io/ios/app/vivi-talklab/id6757229268)

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

**In-app purchases:** none


## Frequently asked questions

### Is X字幕 free?

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

### Is VIVI TALK(Lab) free?

VIVI TALK(Lab) is free to download, with no in-app purchases.

### Do X字幕 or VIVI TALK(Lab) have ads?

Neither X字幕 nor VIVI TALK(Lab) shows ads.

### Which is updated more often, X字幕 or VIVI TALK(Lab)?

X字幕 ships an update every 5 days, and VIVI TALK(Lab) every 2 months. Most recently, X字幕 was updated on October 25, 2026 and VIVI TALK(Lab) on October 17, 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.*