# Balls Duel vs Do [Not] Forget

The clearest difference is in-app purchases: Do [Not] Forget at none against Balls Duel's 1. Do [Not] Forget also leads on ads (none vs shown) and update cadence (every 3 days vs every 3 weeks). Balls Duel's advantage is iOS requirement (13.0 vs 15.0). On price and device support there is nothing between them.

Both are free to download. Balls Duel sells 1 one-off in-app purchase. Do [Not] Forget asks for nothing beyond the download.

Balls Duel ships an update every 3 weeks, Do [Not] Forget every 3 days. The most recent releases landed on October 30, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | Balls Duel | Do [Not] Forget |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.6 (5.8K ratings)](https://appshunter.io/ios/app/balls-duel/id1562117866/reviews)** | — |
| Number of ratings | **5.8K** | — |
| Positive reviews | 25.6% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Every 3 weeks | **Every 3 days** |
| Monetization | Free with in-app purchases | — |
| Size | 241 MB | 2 MB |
| Requires iOS | **13.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 12+ | 4+ |
| Developer | [Voodoo](https://appshunter.io/developer/714804730) | [Ilias Rafailidis](https://appshunter.io/developer/1874647979) |

## What reviewers say

### Balls Duel

[App page](https://appshunter.io/ios/app/balls-duel/id1562117866)

Engage in a competitive game where players aim to find the optimal trajectory to outmaneuver their opponents. Master your aim and strategy to achieve victory.

**Highlights:** Competitive gameplay, Trajectory aiming, Strategic opponent beating, Skill-based challenges

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| No ads | $2.99 | one-time |

**What reviewers like**

- 🚀 Free game
- 💡 Customizable cannon and ammo
- 👍 Fun and challenging

**What reviewers complain about**

- 🐛 Glitches and crashes after reaching top leaderboard
- 🔍 Fake leaderboard
- 💰 Too many ads
- 🤖 Overpowered AI opponent

**Reported bugs**

- Game freezes or crashes after reaching top leaderboard
- Leaderboard and progression issues
- Black screen or unresponsive controls
- Inconsistent performance and lag

**Requested features**

- Increase difficulty as player progresses
- Add multiplayer mode
- Improve coin/upgrade system
- Allow skin/level customization


### Do [Not] Forget

[App page](https://appshunter.io/ios/app/do-not-forget/id6759411664)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Balls Duel free?

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

### Is Do [Not] Forget free?

Do [Not] Forget is free to download, with no in-app purchases.

### Do Balls Duel or Do [Not] Forget have ads?

Balls Duel shows ads; Do [Not] Forget does not.

### Which is updated more often, Balls Duel or Do [Not] Forget?

Balls Duel ships an update every 3 weeks, and Do [Not] Forget every 3 days. Most recently, Balls Duel was updated on October 30, 2026 and Do [Not] Forget 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.*