# Sine the Game vs EigenGauge

The clearest difference is rating: Sine the Game at 5.0 against EigenGauge's 3.8. Sine the Game also leads on review sentiment (95% vs 55%) and in-app purchases (none vs 3). EigenGauge's advantage is update cadence (every 6 weeks vs every 8 months) and ratings volume (32 vs 1). On price, ads and device support there is nothing between them.

Both are free to download. EigenGauge sells 3 one-off in-app purchases. Sine the Game asks for nothing beyond the download.

Sine the Game holds the better App Store score, 5.0 against 3.8. That said, the two scores are not equally well evidenced: EigenGauge has 32 ratings behind it against 1, so its average is the more settled of the two. Written reviews point the same way: 95% of Sine the Game's written reviews are positive against 55% of EigenGauge's.

Sine the Game ships an update every 8 months, EigenGauge every 6 weeks. Both last shipped on November 3, 2026.

## The numbers

| Metric | Sine the Game | EigenGauge |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/sine-the-game/id1472750142/reviews)** | [3.8 (32 ratings)](https://appshunter.io/ios/app/eigengauge/id1533879018/reviews) |
| Number of ratings | 1 | **32** |
| Positive reviews | **94.7% of reviews** | 55.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 8 months | **Every 6 weeks** |
| Monetization | **Free** | Free with in-app purchases |
| Size | 285 MB | 975 MB |
| Requires iOS | 13.0 | **10.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Lonely Vertex s.r.o.](https://appshunter.io/developer/1326996928) | [CHRIS HODGE](https://appshunter.io/developer/903916651) |

## What reviewers say

### Sine the Game

[App page](https://appshunter.io/ios/app/sine-the-game/id1472750142)

Control a sine wave through over 40 challenging levels, collecting orbs and beating strict time limits. Experience unique arcade gameplay with minimalist visuals and immersive audio. Easy to learn, difficult to master.

**Highlights:** Over 40 hand-crafted levels, Unique mix of genres and mechanics, Minimalist visual design, Immersive beats and audio, One-finger controls, Game Center leaderboards

**Features:** macOS Compatibility

**In-app purchases:** none


### EigenGauge

[App page](https://appshunter.io/ios/app/eigengauge/id1533879018)

Experience intense, retro-style racing across a star system with numerous locations. Master diverse abilities and choose from six unique vehicles. Compete in challenging races to unlock new content.

**Highlights:** Retro high-speed racing, Star system exploration, Unlockable abilities, Six distinct vehicles, Unlock new challenges

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 200 Gems | $0.99 | one-time |
| 500 Gems | $1.99 | one-time |
| 900 Gems | $2.99 | one-time |


## Frequently asked questions

### Is Sine the Game free?

Sine the Game is free to download, with no in-app purchases.

### Is EigenGauge free?

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

### Which has better reviews, Sine the Game or EigenGauge?

Sine the Game is rated higher. Sine the Game averages 5.0 out of 5 from 1 ratings, while EigenGauge averages 3.8 from 32 ratings.

### Do Sine the Game or EigenGauge have ads?

Neither Sine the Game nor EigenGauge shows ads.

### Which is updated more often, Sine the Game or EigenGauge?

Sine the Game ships an update every 8 months, and EigenGauge every 6 weeks. Most recently, Sine the Game was updated on November 3, 2026 and EigenGauge on November 3, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*