# Autumn Sequence vs Number Grid Challenge

The clearest difference is in-app purchases: Number Grid Challenge at none against Autumn Sequence's 2. Number Grid Challenge also leads on update cadence (every 4 days vs every 9 months). Autumn Sequence's advantage is ads (none vs shown) and iOS requirement (9.0 vs 11.0). On price and device support there is nothing between them.

Both are free to download. Autumn Sequence sells 2 one-off in-app purchases. Number Grid Challenge asks for nothing beyond the download.

Autumn Sequence ships an update every 9 months, Number Grid Challenge every 4 days. The most recent releases landed on June 5, 2026 and September 21, 2026 respectively.

## The numbers

| Metric | Autumn Sequence | Number Grid Challenge |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.3 (4 ratings)](https://appshunter.io/ios/app/autumn-sequence/id555273880/reviews)** | — |
| Number of ratings | **4** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | **No** | Yes |
| Update frequency | Every 9 months | **Every 4 days** |
| Monetization | Free with in-app purchases | — |
| Size | 20 MB | 38 MB |
| Requires iOS | **9.0** | 11.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [John Smith](https://appshunter.io/developer/483881207) | [Davide Sardei](https://appshunter.io/developer/668430430) |

## What reviewers say

### Autumn Sequence

[App page](https://appshunter.io/ios/app/autumn-sequence/id555273880)

A memory and concentration game with an autumn theme. Practice your recall skills across three difficulty levels or challenge yourself to climb global leaderboards. Compete against others by remembering sequences of autumnal images.

**Highlights:** Autumn-themed visuals, Memory sequence practice, Concentration training, Multiple difficulty levels, Global leaderboards, Game Center integration

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove all ads | $0.99 | one-time |
| Unlock challenge mode | $0.99 | one-time |


### Number Grid Challenge

[App page](https://appshunter.io/ios/app/number-grid-challenge/id6453168573)

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

**In-app purchases:** none


## Frequently asked questions

### Is Autumn Sequence free?

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

### Is Number Grid Challenge free?

Number Grid Challenge is free to download, with no in-app purchases.

### Do Autumn Sequence or Number Grid Challenge have ads?

Number Grid Challenge shows ads; Autumn Sequence does not.

### Which is updated more often, Autumn Sequence or Number Grid Challenge?

Autumn Sequence ships an update every 9 months, and Number Grid Challenge every 4 days. Most recently, Autumn Sequence was updated on June 5, 2026 and Number Grid Challenge on September 21, 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.*