# Whack vs Subtract One

The clearest difference is ads: Subtract One at none against Whack's shown. On price, update cadence, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Whack ships an update every 28 months, Subtract One every 30 months. The most recent releases landed on October 16, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | Whack | Subtract One |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | **Every 28 months** | Every 30 months |
| Monetization | Ad-supported | — |
| Size | 50 MB | 9 MB |
| Requires iOS | 13.0 | **12.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Ben Walker](https://appshunter.io/developer/385443776) | [Duo Pisceses, Inc.](https://appshunter.io/developer/850707063) |

## What reviewers say

### Whack

[App page](https://appshunter.io/ios/app/whack-a-panda/id1298983249)

Engage in fast-paced arcade action by whacking cute pandas as they pop up. Avoid hitting the look-alike elder panda to preserve your lives. Compete with others online by achieving high scores.

**Highlights:** Whack-a-mole gameplay, Cute panda characters, Avoid the elder panda, 3-life system, Online high score competition, Suitable for all ages

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

**In-app purchases:** none


### Subtract One

[App page](https://appshunter.io/ios/app/subtract-one/id1506850034)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Whack free?

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

### Is Subtract One free?

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

### Do Whack or Subtract One have ads?

Whack shows ads; Subtract One does not.

### Which is updated more often, Whack or Subtract One?

Whack ships an update every 28 months, and Subtract One every 30 months. Most recently, Whack was updated on October 16, 2026 and Subtract One on October 25, 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.*