# Four Seconds vs Planet Formula

The clearest difference is in-app purchases: Four Seconds at none against Planet Formula's 3. Four Seconds also leads on ads (none vs shown) and iOS requirement (10.0 vs 13.0). Planet Formula's advantage is update cadence (every 2 months vs every 22 months). On price, rating, review sentiment and ratings volume there is nothing between them.

Both are free to download. Planet Formula sells 3 one-off in-app purchases. Four Seconds asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 5.0 for Four Seconds against 5.0 for Planet Formula. Both are backed by a comparable volume of ratings — 6 and 3 respectively. Written reviews split almost evenly too, at 100% and 100% positive.

Four Seconds ships an update every 22 months, Planet Formula every 2 months. The most recent releases landed on October 2, 2026 and September 28, 2026 respectively.

## The numbers

| Metric | Four Seconds | Planet Formula |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (6 ratings)](https://appshunter.io/ios/app/four-seconds/id1280965840/reviews) | [5.0 (3 ratings)](https://appshunter.io/ios/app/planet-formula/id1563592534/reviews) |
| Number of ratings | **6** | 3 |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 22 months | **Every 2 months** |
| Monetization | **Free** | Free with in-app purchases |
| Size | 24 MB | 20 MB |
| Requires iOS | **10.0** | 13.0 |
| Devices | iPhone, iPad, iPod | **iPhone, iPad, iPod, Mac** |
| Age rating | 4+ | 4+ |
| Developer | [Andrei Antonescu](https://appshunter.io/developer/1126352058) | [x2line.com LLC](https://appshunter.io/developer/425135293) |

## What reviewers say

### Four Seconds

[App page](https://appshunter.io/ios/app/four-seconds/id1280965840)

Test your timing by stopping a timer at precisely four seconds. Compete with others on the leaderboard to see who has the best precision. It's a simple yet challenging game of skill.

**Highlights:** Precise timer stopping, Four-second challenge, Global leaderboard, Simple gameplay

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

**In-app purchases:** none


### Planet Formula

[App page](https://appshunter.io/ios/app/planet-formula/id1563592534)

Embark on a celestial match-3 adventure across the Solar System. Solve 125 unique puzzles by earning points, breaking ice, or collecting coins within a limited number of moves. Utilize powerful planet combinations and strategic moves to overcome challenges.

**Highlights:** 125 unique match-3 levels, Special power-up planets, Strategic move mechanics, Ice tile and wall breaking, VoiceOver accessibility, T-chain and L-chain combinations

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Extra 4 Moves | $1.99 | one-time |
| Extra 8 Moves | $2.99 | one-time |
| Extra 15 Moves | $3.99 | one-time |


## Frequently asked questions

### Is Four Seconds free?

Four Seconds is free to download, with no in-app purchases.

### Is Planet Formula free?

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

### Which has better reviews, Four Seconds or Planet Formula?

Four Seconds and Planet Formula are both rated 5.0 out of 5 on the App Store, from 6 and 3 ratings respectively.

### Do Four Seconds or Planet Formula have ads?

Planet Formula shows ads; Four Seconds does not.

### Which is updated more often, Four Seconds or Planet Formula?

Four Seconds ships an update every 22 months, and Planet Formula every 2 months. Most recently, Four Seconds was updated on October 2, 2026 and Planet Formula on September 28, 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.*