# TTingNote vs SciencePal 2.0

The clearest difference is update cadence: SciencePal 2.0 at weekly against TTingNote's every 4 months. SciencePal 2.0 also leads on device support (4 vs 2) and iOS requirement (15.0 vs 17.0). On price, ads and in-app purchases there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

TTingNote ships an update every 4 months, SciencePal 2.0 weekly. The most recent releases landed on October 1, 2026 and October 3, 2026 respectively.

## The numbers

| Metric | TTingNote | SciencePal 2.0 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 4 months | **Weekly** |
| Size | 25 MB | 21 MB |
| Requires iOS | 17.0 | **15.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod, Mac** |
| Age rating | 4+ | 12+ |
| Developer | [Eunchan Kim](https://appshunter.io/developer/1782833023) | [铖 桂](https://appshunter.io/developer/6782643346) |

## What reviewers say

### TTingNote

[App page](https://appshunter.io/ios/app/ttingnote/id6738901784)

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

**In-app purchases:** none


### SciencePal 2.0

[App page](https://appshunter.io/ios/app/sciencepal-20/id6794681921)

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is TTingNote free?

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

### Is SciencePal 2.0 free?

SciencePal 2.0 is free to download, with no in-app purchases.

### Do TTingNote or SciencePal 2.0 have ads?

Neither TTingNote nor SciencePal 2.0 shows ads.

### Which is updated more often, TTingNote or SciencePal 2.0?

TTingNote ships an update every 4 months, and SciencePal 2.0 weekly. Most recently, TTingNote was updated on October 1, 2026 and SciencePal 2.0 on October 3, 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.*