# ClassTable vs iThinkAir

The clearest difference is ads: iThinkAir at none against ClassTable's shown. iThinkAir also leads on device support (4 vs 2) and iOS requirement (15.6 vs 18.0). On price, update cadence and in-app purchases there is nothing between them.

Both are free to download. ClassTable sells 6 in-app purchases, starting at $3.99 per month and iThinkAir sells 2 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

ClassTable ships an update every 6 weeks, iThinkAir monthly. The most recent releases landed on November 1, 2026 and November 7, 2026 respectively.

## The numbers

| Metric | ClassTable | iThinkAir |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 6 weeks | **Monthly** |
| Size | 8 MB | 79 MB |
| Requires iOS | 18.0 | **15.6** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod, Mac** |
| Age rating | 4+ | 4+ |
| Developer | [CHING FENG WANG](https://appshunter.io/developer/394371304) | [燕锋 林](https://appshunter.io/developer/691726316) |

## What reviewers say

### ClassTable

[App page](https://appshunter.io/ios/app/classtable-lecture-notes-ai/id491629217)

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

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| ClassTable Pro（月訂閱） | $3.99 | per month |
| ClassTable Pro（年訂閱） | $29.99 | per year |
| 100 次 | $1.99 | one-time |
| 300 次 | $4.99 | one-time |
| 1000次 | $12.99 | one-time |
| ClassTable Pro（永久買斷） | $19.99 | one-time |


### iThinkAir

[App page](https://appshunter.io/ios/app/ithinkair-aiai/id1633024639)

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 会员年费 | $59.99 | one-time |
| 超级会员年费 | $94.99 | one-time |


## Frequently asked questions

### Is ClassTable free?

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

### Is iThinkAir free?

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

### Do ClassTable or iThinkAir have ads?

ClassTable shows ads; iThinkAir does not.

### Which is updated more often, ClassTable or iThinkAir?

ClassTable ships an update every 6 weeks, and iThinkAir monthly. Most recently, ClassTable was updated on November 1, 2026 and iThinkAir on November 7, 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.*