# Presidents vs. Aliens® vs Note Diver

The clearest difference is price: Note Diver at Free against Presidents vs. Aliens®'s $1.99. Note Diver also leads on rating (5.0 vs 4.2) and update cadence (weekly vs every 5 months). Presidents vs. Aliens®'s advantage is ratings volume (150 vs 2) and chart position (#74 vs unranked). On ads, in-app purchases and device support there is nothing between them.

Note Diver is free to download; Presidents vs. Aliens® costs $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Note Diver holds the better App Store score, 5.0 against 4.2. That said, the two scores are not equally well evidenced: Presidents vs. Aliens® has 150 ratings behind it against 2, so its average is the more settled of the two. Written reviews point the same way: 77% of Presidents vs. Aliens®'s written reviews are positive against 100% of Note Diver's.

Presidents vs. Aliens® ships an update every 5 months, Note Diver weekly. The most recent releases landed on November 1, 2026 and October 19, 2026 respectively.

## The numbers

| Metric | Presidents vs. Aliens® | Note Diver |
| --- | --- | --- |
| Price | $1.99 | **Free** |
| Rating | [4.2 (150 ratings)](https://appshunter.io/ios/app/presidents-vs-aliens/id427418941/reviews) | **[5.0 (2 ratings)](https://appshunter.io/ios/app/note-diver/id6779448347/reviews)** |
| Number of ratings | **150** | 2 |
| Positive reviews | 77.3% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 5 months | **Weekly** |
| Monetization | Paid | **Free** |
| Best chart rank | **#74** | — |
| Size | 86 MB | 2 MB |
| Requires iOS | **12.0** | 14.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 9+ |
| Developer | [Freecloud Design, Inc.](https://appshunter.io/developer/324355664) | [James Kazam](https://appshunter.io/developer/6779448349) |

## What reviewers say

### Presidents vs. Aliens®

[App page](https://appshunter.io/ios/app/presidents-vs-aliens/id427418941)

**Currently charting:** #74 Top Paid · Education (US App Store)

Learn about U.S. presidents through engaging games.  Test your knowledge of facts, quotes, and historical events to defeat aliens. Collect all 45 presidents and unlock bonus games.

**Highlights:** Learn presidential facts, quotes, and nicknames, Fling presidents at aliens to defeat them, Collect all 45 U.S. presidents, Unlock bonus games: Heads of State! and Executive Order!, Customize question types for different age levels, Informative president flash cards, Three games in one

**Features:** macOS Compatibility

**In-app purchases:** none

**What reviewers like**

- 🎮 Fun and engaging gameplay mechanics
- 📚 Highly educational content about presidents
- 👨‍👩‍👧‍👦 Suitable for children and families
- 🎯 Addictive and keeps players coming back
- 🎨 Great graphics and visual design

**What reviewers complain about**

- ⚖️ Political bias in presidential information
- 🐛 App freezes and crashes frequently
- 📱 UI scaling issues on smaller screens
- ❌ Factual errors and inaccuracies
- 📺 Excessive ads

**Reported bugs**

- App freezes after 3 questions
- Questions fail to display
- Flashcards appear blank
- Game exits unexpectedly
- President positioning issues on screen

**Requested features**

- Update app with current president information
- Add audio narration for non-readers
- Multiplayer online gameplay
- More questions and trivia variety
- Difficulty settings for main game


### Note Diver

[App page](https://appshunter.io/ios/app/note-diver/id6779448347)

Practice reading music by playing notes into your device's microphone to zap approaching sharks. Features real-time pitch detection, multiple clefs, and a smart practice mode. Offers a fun, gamified approach to musical education for all ages.

**Highlights:** Gamified sight-reading practice, Real-time instrument pitch detection, On-screen keyboard option, Multiple clefs and intervals, Smart Practice for missed notes, Family-friendly profiles, In-game currency for unlocks

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Presidents vs. Aliens® free?

Presidents vs. Aliens® costs $1.99, with no in-app purchases.

### Is Note Diver free?

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

### Which has better reviews, Presidents vs. Aliens® or Note Diver?

Note Diver is rated higher. Presidents vs. Aliens® averages 4.2 out of 5 from 150 ratings, while Note Diver averages 5.0 from 2 ratings.

### Do Presidents vs. Aliens® or Note Diver have ads?

Neither Presidents vs. Aliens® nor Note Diver shows ads.

### Which is updated more often, Presidents vs. Aliens® or Note Diver?

Presidents vs. Aliens® ships an update every 5 months, and Note Diver weekly. Most recently, Presidents vs. Aliens® was updated on November 1, 2026 and Note Diver on October 19, 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.*