# Sequence vs Kioku?：Number Memory

The clearest difference is update cadence: Kioku?：Number Memory at every 2 days against Sequence's every 3 months. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Sequence sells 2 one-off in-app purchases and Kioku?：Number Memory sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

Sequence ships an update every 3 months, Kioku?：Number Memory every 2 days. The most recent releases landed on September 23, 2026 and September 8, 2026 respectively.

## The numbers

| Metric | Sequence | Kioku?：Number Memory |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (4 ratings)](https://appshunter.io/ios/app/sequence-a-memory-challenge/id1609878481/reviews)** | — |
| Number of ratings | **4** | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 2 days** |
| Monetization | Free with in-app purchases | — |
| Size | 1 MB | 7 MB |
| Requires iOS | 17.6 | **17.0** |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Dustin Wiens](https://appshunter.io/developer/1495273178) | [Yuichi Hiruta](https://appshunter.io/developer/912365793) |

## What reviewers say

### Sequence

[App page](https://appshunter.io/ios/app/sequence-a-memory-challenge/id1609878481)

Test your memory by tapping numbered tiles in the correct order. Choose from various difficulty levels, grid sizes, and game modes to challenge yourself. See how long you can last in the infinite mode.

**Highlights:** Memorize numbered tile sequences, Tap tiles in correct order, Multiple difficulty levels, Variable grid sizes, Sequential number mode, Non-sequential number mode, Multiples of 2 mode, Infinite mode

**Features:** macOS Compatibility, Family Sharing

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Non-Consecutive Game | $0.99 | one-time |
| Multiples of 2 | $0.99 | one-time |


### Kioku?：Number Memory

[App page](https://appshunter.io/ios/app/kiokunumber-memory/id6782825314)

**Features:** Family Sharing

**In-app purchases (1)**

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


## Frequently asked questions

### Is Sequence free?

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

### Is Kioku?：Number Memory free?

Kioku?：Number Memory is free to download, with in-app purchases available.

### Do Sequence or Kioku?：Number Memory have ads?

Neither Sequence nor Kioku?：Number Memory shows ads.

### Which is updated more often, Sequence or Kioku?：Number Memory?

Sequence ships an update every 3 months, and Kioku?：Number Memory every 2 days. Most recently, Sequence was updated on September 23, 2026 and Kioku?：Number Memory on September 8, 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.*