# Sequence vs Zombie Overdrive

The clearest difference is in-app purchases: Zombie Overdrive at none against Sequence's 2. Zombie Overdrive also leads on update cadence (every 4 days vs every 3 months) and iOS requirement (13.0 vs 17.6). Sequence's advantage is ads (none vs shown). On price and device support there is nothing between them.

Both are free to download. Sequence sells 2 one-off in-app purchases. Zombie Overdrive asks for nothing beyond the download.

Sequence ships an update every 3 months, Zombie Overdrive every 4 days. The most recent releases landed on September 23, 2026 and September 13, 2026 respectively.

## The numbers

| Metric | Sequence | Zombie Overdrive |
| --- | --- | --- |
| 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 | **No** |
| Ads | **No** | Yes |
| Update frequency | Every 3 months | **Every 4 days** |
| Monetization | Free with in-app purchases | — |
| Size | 1 MB | 63 MB |
| Requires iOS | 17.6 | **13.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 17+ |
| Developer | [Dustin Wiens](https://appshunter.io/developer/1495273178) | [RISE INFINITY INTERACTIVE PRIVATE LIMITED](https://appshunter.io/developer/1752099173) |

## 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 |


### Zombie Overdrive

[App page](https://appshunter.io/ios/app/zombie-overdrive/id6535649440)

**In-app purchases:** none


## Frequently asked questions

### Is Sequence free?

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

### Is Zombie Overdrive free?

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

### Do Sequence or Zombie Overdrive have ads?

Zombie Overdrive shows ads; Sequence does not.

### Which is updated more often, Sequence or Zombie Overdrive?

Sequence ships an update every 3 months, and Zombie Overdrive every 4 days. Most recently, Sequence was updated on September 23, 2026 and Zombie Overdrive on September 13, 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.*