# Keep Up Pong vs Ninja Kunai

The clearest difference is in-app purchases: Ninja Kunai at none against Keep Up Pong's 1. Ninja Kunai also leads on ads (none vs shown) and update cadence (every 3 days vs every 34 months). On price and device support there is nothing between them.

Both are free to download. Keep Up Pong sells 1 one-off in-app purchase. Ninja Kunai asks for nothing beyond the download.

Keep Up Pong ships an update every 34 months, Ninja Kunai every 3 days. The most recent releases landed on October 16, 2026 and October 27, 2026 respectively.

## The numbers

| Metric | Keep Up Pong | Ninja Kunai |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Every 34 months | **Every 3 days** |
| Monetization | Free with in-app purchases | — |
| Size | 149 MB | 38 MB |
| Requires iOS | 15.0 | **11.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Matt Atkinson](https://appshunter.io/developer/1451978616) | [泽源 黄](https://appshunter.io/developer/1631482866) |

## What reviewers say

### Keep Up Pong

[App page](https://appshunter.io/ios/app/keep-up-pong/id1495070693)

Control a paddle with your finger to keep a ball in play. Aim to beat your high score and climb the leaderboards. This simple yet challenging game offers endless replayability.

**Highlights:** Touch and drag paddle control, Beat your high score, Climb the leaderboard, Simple, challenging gameplay, Supports iPhone and iPad

**In-app purchases (1)**

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


### Ninja Kunai

[App page](https://appshunter.io/ios/app/ninja-kunai/id1633903024)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Keep Up Pong free?

Keep Up Pong is free to download, with in-app purchases available.

### Is Ninja Kunai free?

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

### Do Keep Up Pong or Ninja Kunai have ads?

Keep Up Pong shows ads; Ninja Kunai does not.

### Which is updated more often, Keep Up Pong or Ninja Kunai?

Keep Up Pong ships an update every 34 months, and Ninja Kunai every 3 days. Most recently, Keep Up Pong was updated on October 16, 2026 and Ninja Kunai on October 27, 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.*