# iThinkNote vs QuickSubtitle：AI Auto Subtitle

The clearest difference is iOS requirement: QuickSubtitle：AI Auto Subtitle at 13.0 against iThinkNote's 15.0. On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. iThinkNote sells 6 one-off in-app purchases and QuickSubtitle：AI Auto Subtitle sells 8 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

iThinkNote ships an update fortnightly, QuickSubtitle：AI Auto Subtitle every 2 weeks. The most recent releases landed on October 1, 2026 and October 5, 2026 respectively.

## The numbers

| Metric | iThinkNote | QuickSubtitle：AI Auto Subtitle |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Fortnightly** | Every 2 weeks |
| Size | 55 MB | 38 MB |
| Requires iOS | 15.0 | **13.0** |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 17+ | 4+ |
| Developer | [莹莹 杜](https://appshunter.io/developer/1743841973) | [鑫 彭](https://appshunter.io/developer/1787784173) |

## What reviewers say

### iThinkNote

[App page](https://appshunter.io/ios/app/ithinknote/id6743736957)

**Features:** macOS Compatibility

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 120 minutes | $2.99 | one-time |
| 600 minutes | $9.90 | one-time |
| VIP-1 month | $17.99 | one-time |
| 3000 minutes | $49.00 | one-time |
| 6000 minutes | $89.00 | one-time |
| VIP-12 month | $99.99 | one-time |


### 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 |


## Frequently asked questions

### Is iThinkNote free?

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

### Is QuickSubtitle：AI Auto Subtitle free?

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

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

Neither iThinkNote nor QuickSubtitle：AI Auto Subtitle shows ads.

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

iThinkNote ships an update fortnightly, and QuickSubtitle：AI Auto Subtitle every 2 weeks. Most recently, iThinkNote was updated on October 1, 2026 and QuickSubtitle：AI Auto Subtitle on October 5, 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.*