# QuickSubtitle：AI Auto Subtitle vs Caption AI

The clearest difference is device support: QuickSubtitle：AI Auto Subtitle at 3 against Caption AI's 1. QuickSubtitle：AI Auto Subtitle also leads on iOS requirement (13.0 vs 16.0). On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. QuickSubtitle：AI Auto Subtitle sells 8 one-off in-app purchases and Caption AI sells 4 in-app purchases, starting at $2.99 per 7 days. Whichever you choose, the download price is not the number that matters.

QuickSubtitle：AI Auto Subtitle ships an update every 2 weeks, Caption AI monthly. The most recent releases landed on October 30, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | QuickSubtitle：AI Auto Subtitle | Caption AI |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Every 2 weeks** | Monthly |
| Size | 38 MB | 48 MB |
| Requires iOS | **13.0** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [鑫 彭](https://appshunter.io/developer/1787784173) | [Beijing Xingnian Trading Department (Individually Owned Business)](https://appshunter.io/developer/1556019310) |

## What reviewers say

### QuickSubtitle：AI Auto Subtitle

[App page](https://appshunter.io/ios/app/quicksubtitleai-auto-subtitle/id6749135234)

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

**In-app purchases (8)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 订阅/月/优惠 | $0.99 | one-time |
| 订阅/7天/优惠 | $0.99 | one-time |
| 订阅/7天 | $0.99 | one-time |
| 订阅/月 | $1.99 | one-time |
| 订阅/年/优惠 | $7.99 | one-time |
| 订阅/年 | $14.99 | one-time |
| 订阅/终身/优惠 | $19.99 | one-time |
| 订阅/终身 | $29.99 | one-time |


### Caption AI

[App page](https://appshunter.io/ios/app/caption-ai-subtitle-maker/id6760328167)

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly | $2.99 | per 7 days |
| Monthly | $3.99 | per month |
| Annual | $14.99 | per year |
| Lifetime | $59.99 | one-time |


## Frequently asked questions

### Is QuickSubtitle：AI Auto Subtitle free?

QuickSubtitle：AI Auto Subtitle is free to download, with in-app purchases available.

### Is Caption AI free?

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

### Do QuickSubtitle：AI Auto Subtitle or Caption AI have ads?

Neither QuickSubtitle：AI Auto Subtitle nor Caption AI shows ads.

### Which is updated more often, QuickSubtitle：AI Auto Subtitle or Caption AI?

QuickSubtitle：AI Auto Subtitle ships an update every 2 weeks, and Caption AI monthly. Most recently, QuickSubtitle：AI Auto Subtitle was updated on October 30, 2026 and Caption AI 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.*