# Borderline! vs Mass Gravity

The clearest difference is review sentiment: Mass Gravity at 100% against Borderline!'s 50%. Mass Gravity also leads on rating (5.0 vs 3.7) and update cadence (every 4 days vs every 35 months). Borderline!'s advantage is in-app purchases (none vs 1) and ads (none vs shown). On price and device support there is nothing between them.

Both are free to download. Mass Gravity sells 1 one-off in-app purchase. Borderline! asks for nothing beyond the download.

Mass Gravity holds the better App Store score, 5.0 against 3.7. Both are backed by a comparable volume of ratings — 3 and 1 respectively. Written reviews point the same way: 50% of Borderline!'s written reviews are positive against 100% of Mass Gravity's.

Borderline! ships an update every 35 months, Mass Gravity every 4 days. The most recent releases landed on October 24, 2026 and October 22, 2026 respectively.

## The numbers

| Metric | Borderline! | Mass Gravity |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.7 (3 ratings)](https://appshunter.io/ios/app/borderline/id1076380212/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/mass-gravity/id6758637812/reviews)** |
| Number of ratings | **3** | 1 |
| Positive reviews | 50.0% of reviews | **100.0% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 35 months | **Every 4 days** |
| Monetization | **Free** | Free with in-app purchases |
| Size | 69 MB | 137 MB |
| Requires iOS | **8.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [HMT Engineering SARL](https://appshunter.io/developer/1023230062) | [Cihan Toraman](https://appshunter.io/developer/1858040697) |

## What reviewers say

### Borderline!

[App page](https://appshunter.io/ios/app/borderline/id1076380212)

Guide an orb by jumping between screen borders to avoid obstacles in this endless scroller. It features a clean design, challenging gameplay requiring quick reflexes, and randomly generated stages for endless replayability.

**Highlights:** Jump between screen borders, Avoid numerous obstacles, Randomly generated stages, High score tracking, Flat and clean design

**Features:** macOS Compatibility

**In-app purchases:** none


### Mass Gravity

[App page](https://appshunter.io/ios/app/mass-gravity/id6758637812)

Bend space-time with a touch in this minimalist physics puzzle. Create temporary gravitational fields to guide masses, requiring precise timing and placement. Navigate increasingly complex levels where understanding motion and force is key.

**Highlights:** Minimalist physics puzzle gameplay, Create temporary gravitational fields, Guide masses by influencing their paths, Focus on timing and placement, Increasingly complex levels, Sense force and read motion

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads | $1.99 | one-time |


## Frequently asked questions

### Is Borderline! free?

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

### Is Mass Gravity free?

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

### Which has better reviews, Borderline! or Mass Gravity?

Mass Gravity is rated higher. Borderline! averages 3.7 out of 5 from 3 ratings, while Mass Gravity averages 5.0 from 1 ratings.

### Do Borderline! or Mass Gravity have ads?

Mass Gravity shows ads; Borderline! does not.

### Which is updated more often, Borderline! or Mass Gravity?

Borderline! ships an update every 35 months, and Mass Gravity every 4 days. Most recently, Borderline! was updated on October 24, 2026 and Mass Gravity on October 22, 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.*