# TestAce vs NOBOOK Lab

The clearest difference is price: NOBOOK Lab at Free against TestAce's $0.99. NOBOOK Lab also leads on iOS requirement (13.0 vs 15.2). TestAce's advantage is in-app purchases (none vs 8) and update cadence (every 5 days vs monthly). On ads and device support there is nothing between them.

NOBOOK Lab is free to download; TestAce costs $0.99 up front. NOBOOK Lab sells 8 one-off in-app purchases. TestAce asks for nothing beyond the download.

TestAce ships an update every 5 days, NOBOOK Lab monthly. The most recent releases landed on September 22, 2026 and October 2, 2026 respectively.

## The numbers

| Metric | TestAce | NOBOOK Lab |
| --- | --- | --- |
| Price | $0.99 | **Free** |
| Rating | — | **[3.0 (6 ratings)](https://appshunter.io/ios/app/nobook-lab/id6742533495/reviews)** |
| Number of ratings | — | **6** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 5 days** | Monthly |
| Monetization | — | Free with in-app purchases |
| Size | 1 MB | 83 MB |
| Requires iOS | 15.2 | **13.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 9+ |
| Developer | [John Zalubski](https://appshunter.io/developer/1137266152) | [BeiJing LeBu Educational Technology Co., Ltd.](https://appshunter.io/developer/943806906) |

## What reviewers say

### TestAce

[App page](https://appshunter.io/ios/app/testace/id6463802544)

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

**In-app purchases:** none


### 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 |


## Frequently asked questions

### Is TestAce free?

TestAce costs $0.99, with no in-app purchases.

### Is NOBOOK Lab free?

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

### Do TestAce or NOBOOK Lab have ads?

Neither TestAce nor NOBOOK Lab shows ads.

### Which is updated more often, TestAce or NOBOOK Lab?

TestAce ships an update every 5 days, and NOBOOK Lab monthly. Most recently, TestAce was updated on September 22, 2026 and NOBOOK Lab 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.*