# Planetary Idle vs TimeStamp!

The clearest difference is review sentiment: TimeStamp! at 100% against Planetary Idle's 50%. TimeStamp! also leads on in-app purchases (none vs 3) and ads (none vs shown). Planetary Idle's advantage is ratings volume (81 vs 1). On price, device support and iOS requirement there is nothing between them.

Both are free to download. Planetary Idle sells 3 one-off in-app purchases. TimeStamp! asks for nothing beyond the download.

TimeStamp! holds the better App Store score, 5.0 against 4.8. That said, the two scores are not equally well evidenced: Planetary Idle has 81 ratings behind it against 1, so its average is the more settled of the two. Written reviews point the same way: 50% of Planetary Idle's written reviews are positive against 100% of TimeStamp!'s.

Planetary Idle ships an update weekly, TimeStamp! daily. The most recent releases landed on November 3, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | Planetary Idle | TimeStamp! |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.8 (81 ratings)](https://appshunter.io/ios/app/planetary-idle/id6450142774/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/timestamp/id6759346098/reviews)** |
| Number of ratings | **81** | 1 |
| Positive reviews | 50.0% of reviews | **100.0% of reviews** |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Weekly | **Daily** |
| Monetization | Free with in-app purchases | **Free** |
| Size | 112 MB | 18 MB |
| Requires iOS | 17 | 17.0 |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 4+ | 12+ |
| Developer | [Roberto Frias Nerio](https://appshunter.io/developer/1692039143) | [Andrew Maxwell](https://appshunter.io/developer/1878192478) |

## What reviewers say

### Planetary Idle

[App page](https://appshunter.io/ios/app/planetary-idle/id6450142774)

Explore planets with a retro sci-fi idle theme. Hire scientists for passive income, tap for boosts, and research expeditions for discoveries. Prestige to reset with permanent upgrades and unlock perks with rare QBits.

**Highlights:** Hire Scientists for passive income, Tap to boost active income, Research expeditions for discoveries, Prestige system with permanent upgrades, Earn QBits for powerful perks, Offline progress for 6 hours

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Booster Pack | $0.99 | one-time |
| Research Pack | $2.99 | one-time |
| Quantum Pack | $6.99 | one-time |


### TimeStamp!

[App page](https://appshunter.io/ios/app/timestamp/id6759346098)

A social game where players guess the date of real photo memories. Score points for accuracy and compete in daily challenges. Share moments and test your memory against friends.

**Highlights:** Guess photo dates, Score points for accuracy, Daily competition mode, Leaderboard tracking, Challenge friends, Practice rounds

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

**In-app purchases:** none


## Frequently asked questions

### Is Planetary Idle free?

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

### Is TimeStamp! free?

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

### Which has better reviews, Planetary Idle or TimeStamp!?

TimeStamp! is rated higher. Planetary Idle averages 4.8 out of 5 from 81 ratings, while TimeStamp! averages 5.0 from 1 ratings.

### Do Planetary Idle or TimeStamp! have ads?

Planetary Idle shows ads; TimeStamp! does not.

### Which is updated more often, Planetary Idle or TimeStamp!?

Planetary Idle ships an update weekly, and TimeStamp! daily. Most recently, Planetary Idle was updated on November 3, 2026 and TimeStamp! on October 31, 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.*