# NOBOOK Lab vs Today's Scent Note

The clearest difference is update cadence: Today's Scent Note at weekly against NOBOOK Lab's monthly. NOBOOK Lab's advantage is iOS requirement (13.0 vs 17.0). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. NOBOOK Lab sells 8 one-off in-app purchases and Today's Scent Note sells 2 in-app purchases, starting at $2.99 per month. Whichever you choose, the download price is not the number that matters.

NOBOOK Lab ships an update monthly, Today's Scent Note weekly. The most recent releases landed on October 19, 2026 and October 2, 2026 respectively.

## The numbers

| Metric | NOBOOK Lab | Today's Scent Note |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.0 (6 ratings)](https://appshunter.io/ios/app/nobook-lab/id6742533495/reviews)** | — |
| Number of ratings | **6** | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Monthly | **Weekly** |
| Monetization | Free with in-app purchases | — |
| Size | 83 MB | 124 MB |
| Requires iOS | **13.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 9+ | 4+ |
| Developer | [BeiJing LeBu Educational Technology Co., Ltd.](https://appshunter.io/developer/943806906) | [Yewon Kim](https://appshunter.io/developer/6776514985) |

## What reviewers say

### NOBOOK Lab

[App page](https://appshunter.io/ios/app/nobook-lab/id6742533495)

This app offers a virtual laboratory experience with over 1000 DIY experimental equipment pieces and a library of 700+ high-quality experiments. It allows for free combination of equipment to observe phenomena and explore scientific concepts in physics and chemistry.

**Highlights:** 1000+ DIY experimental equipment, Interactive learning mode, 8 major engine algorithms for free combination, Observe experimental phenomena instantly, 700+ high-quality experiments, Physics and chemistry modules, Search experiments by knowledge points

**In-app purchases (8)**

| Purchase | Price | Billing |
| --- | --- | --- |
| GCSE Chemistry Month Access | $15.00 | one-time |
| A-Level Physics Month Access | $15.00 | one-time |
| GCSE Physics Month Access | $15.00 | one-time |
| A-Level Chem Month Access | $15.00 | one-time |
| A-Level Chem Year Access | $150.00 | one-time |
| GCSE Chemistry Year Access | $150.00 | one-time |
| GCSE Physics Year Access | $150.00 | one-time |
| A-Level Physics Year Access | $150.00 | one-time |


### Today's Scent Note

[App page](https://appshunter.io/ios/app/todays-scent-note/id6779403779)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 노트+ 월간 | $2.99 | per month |
| 노트+ 연간 | $19.99 | per year |


## Frequently asked questions

### Is NOBOOK Lab free?

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

### Is Today's Scent Note free?

Today's Scent Note is free to download, with in-app purchases available.

### Do NOBOOK Lab or Today's Scent Note have ads?

Neither NOBOOK Lab nor Today's Scent Note shows ads.

### Which is updated more often, NOBOOK Lab or Today's Scent Note?

NOBOOK Lab ships an update monthly, and Today's Scent Note weekly. Most recently, NOBOOK Lab was updated on October 19, 2026 and Today's Scent Note on October 2, 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.*