# Build vs notezap.ai

The clearest difference is in-app purchases: Build at none against notezap.ai's 1. notezap.ai's advantage is iOS requirement (14.0.0 vs 17.6). On price, ads and device support there is nothing between them.

Both are free to download. notezap.ai sells 1 one-off in-app purchase. Build asks for nothing beyond the download.

## The numbers

| Metric | Build | notezap.ai |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.7 (3 ratings)](https://appshunter.io/ios/app/build-a-math/id1521174530/reviews)** | — |
| Number of ratings | **3** | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Fortnightly | — |
| Monetization | Free | — |
| Size | 1 MB | 60 MB |
| Requires iOS | 17.6 | **14.0.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Weiran Ye](https://appshunter.io/developer/481592104) | [Blanka Mordal](https://appshunter.io/developer/1771279348) |

## What reviewers say

### Build

[App page](https://appshunter.io/ios/app/build-a-math/id1521174530)

This app offers short, focused math drills for addition, subtraction, multiplication, and division. It provides instant feedback and tracks progress through engaging sessions designed for quick practice.

**Highlights:** Short, focused math practice sessions, Master addition, subtraction, multiplication, division, Instant feedback with haptics, color, and sound, Smart question rotation for confidence, Progress tracking and summaries, Works offline, no ads, no accounts

**Features:** macOS Compatibility

**In-app purchases:** none


### notezap.ai

[App page](https://appshunter.io/ios/app/notezapai/id6730119760)

**Features:** macOS Compatibility, Apple Wallet

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Unlock 10 Study Sets | $4.99 | one-time |


## Frequently asked questions

### Is Build free?

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

### Is notezap.ai free?

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

### Do Build or notezap.ai have ads?

Neither Build nor notezap.ai shows ads.

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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.*