# Nullify vs NumberOrder

The clearest difference is price: NumberOrder at Free against Nullify's $1.99. Nullify's advantage is in-app purchases (none vs 1) and ads (none vs shown).

NumberOrder is free to download; Nullify costs $1.99 up front. NumberOrder sells 1 one-off in-app purchase. Nullify asks for nothing beyond the download.

## The numbers

| Metric | Nullify | NumberOrder |
| --- | --- | --- |
| Price | $1.99 | **Free** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | — | Fortnightly |
| Monetization | — | Free with in-app purchases |
| Size | 46 MB | 9 MB |
| Requires iOS | **11.0** | 17.6 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Carlos Saoud](https://appshunter.io/developer/1675476803) | [ChanGyu Kang](https://appshunter.io/developer/1869205578) |

## What reviewers say

### Nullify

[App page](https://appshunter.io/ios/app/nullify-merge-math/id6446024471)

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

**In-app purchases:** none


### NumberOrder

[App page](https://appshunter.io/ios/app/numberorder-tap-puzzle/id6763839987)

A fast-paced number puzzle game where you must tap numbers in the correct order based on changing rules. Train your focus and reaction speed with various game modes, including daily challenges and a sprint mode.

**Highlights:** Tap numbers based on changing rules, Sprint Mode for timed challenges, Daily Challenge to beat your record, Practice Mode for learning rules, Combo and score system, Leaderboards for competition, Customizable themes and settings

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads | $0.99 | one-time |


## Frequently asked questions

### Is Nullify free?

Nullify costs $1.99, with no in-app purchases.

### Is NumberOrder free?

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

### Do Nullify or NumberOrder have ads?

NumberOrder shows ads; Nullify does not.

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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.*