# Spacetime Sprint vs Cell to Singularity

The clearest difference is in-app purchases: Spacetime Sprint at none against Cell to Singularity's 21. Spacetime Sprint also leads on ads (none vs shown) and update cadence (every 3 days vs every 2 weeks). Cell to Singularity's advantage is ratings volume (23K vs 3) and chart position (#145 vs unranked). On price, device support and iOS requirement there is nothing between them.

Both are free to download. Cell to Singularity sells 17 one-off in-app purchases. Spacetime Sprint asks for nothing beyond the download.

Spacetime Sprint holds the better App Store score, 5.0 against 4.8. That said, the two scores are not equally well evidenced: Cell to Singularity has 23K ratings behind it against 3, so its average is the more settled of the two. Written reviews point the same way: 100% of Spacetime Sprint's written reviews are positive against 82% of Cell to Singularity's.

Spacetime Sprint ships an update every 3 days, Cell to Singularity every 2 weeks. The most recent releases landed on October 5, 2026 and October 17, 2026 respectively.

## The numbers

| Metric | Spacetime Sprint | Cell to Singularity |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (3 ratings)](https://appshunter.io/ios/app/spacetime-sprint/id891657830/reviews)** | [4.8 (23K ratings)](https://appshunter.io/ios/app/cell-to-singularity-evolution/id1327555461/reviews) |
| Number of ratings | 3 | **23K** |
| Positive reviews | **100.0% of reviews** | 82.3% of reviews |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | **Every 3 days** | Every 2 weeks |
| Monetization | **Free** | Free with in-app purchases |
| Best chart rank | — | **#145** |
| Size | 75 MB | 498 MB |
| Requires iOS | 16.0 | **15.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 9+ |
| Developer | [Joshua Fair](https://appshunter.io/developer/891657833) | [Computer Lunch](https://appshunter.io/developer/1287171333) |

## What reviewers say

### Spacetime Sprint

[App page](https://appshunter.io/ios/app/spacetime-sprint/id891657830)

Race through space, dodging obstacles at light speed while learning STEM principles. Work with historical scientists, enhance your gameplay with collected bits, and build your IQ to unlock new features. Recruit friends to assist in your cosmic journey.

**Highlights:** Learn STEM principles, Work with famous scientists, Explore Hubble images, Collect bits to enhance gameplay, Build IQ and unlock features, Recruit friends as assistants, Activate Power-Up Particles

**Features:** macOS Compatibility

**In-app purchases:** none


### Cell to Singularity

[App page](https://appshunter.io/ios/app/cell-to-singularity-evolution/id1327555461)

**Currently charting:** #145 Top Free · Strategy (US App Store)

Embark on an evolutionary journey from a single cell to a technological singularity. Tap to gain entropy, unlock new chapters of life, and witness milestones like dinosaur extinction and the Industrial Revolution. Explore the past, present, and future of humanity in this engaging idle clicker game.

**Highlights:** Evolutionary clicker gameplay, Gain Entropy currency, Unlock chapters of life, Climb Tech Tree, View 3D habitats, Discover scientific facts, Simulate life on Earth

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

**In-app purchases (17)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Darwinium Bundle | $0.99 | one-time |
| 50 Cubes | $1.99 | one-time |
| Starter Bundle | $2.99 | one-time |
| Darwinium Bundle | $2.99 | one-time |
| Special Offer | $2.99 | one-time |
| Special Offer | $3.99 | one-time |
| Darwinium Bundle | $4.99 | one-time |
| 150 Cubes | $4.99 | one-time |
| Special Offer | $4.99 | one-time |
| Darwinium Bundle | $6.99 | one-time |
| Special Offer | $7.99 | one-time |
| 300 Cubes | $7.99 | one-time |
| Darwinium Bundle | $9.99 | one-time |
| Infinity Pass (30 Days) | $12.99 | one-time |
| Infinity Pass | $12.99 | one-time |
| 900 Cubes | $19.99 | one-time |
| Special Offer | $19.99 | one-time |

**What reviewers like**

- 🚀 Awesome game!
- 🚀 Amazing still
- 🚀 Best game ever
- 🚀 Very relaxing simple game packed with nicely designed content
- 🚀 Genuinely Brilliant

**What reviewers complain about**

- 🐛 Lengthy but worth the read
- 🐛 Ads
- 🐛 Stolen logits
- 🐛 Ads too long
- 🐛 Too many LONG ads

**Reported bugs**

- Stopped getting metabits after simulation 11
- Mesozoic Valley simulation is bugged
- Crashes when loading data from server
- Rapid buy feature removed in update
- Ads not working properly

**Requested features**

- Add pls
- More in the Beyond
- More galaxies, planets, and stars in the Beyond
- Add insects, plants, and other animal groups
- Add a facility to turn off planet/star titles


## Frequently asked questions

### Is Spacetime Sprint free?

Spacetime Sprint is free to download, with no in-app purchases.

### Is Cell to Singularity free?

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

### Which has better reviews, Spacetime Sprint or Cell to Singularity?

Spacetime Sprint is rated higher. Spacetime Sprint averages 5.0 out of 5 from 3 ratings, while Cell to Singularity averages 4.8 from 23K ratings.

### Do Spacetime Sprint or Cell to Singularity have ads?

Cell to Singularity shows ads; Spacetime Sprint does not.

### Which is updated more often, Spacetime Sprint or Cell to Singularity?

Spacetime Sprint ships an update every 3 days, and Cell to Singularity every 2 weeks. Most recently, Spacetime Sprint was updated on October 5, 2026 and Cell to Singularity on October 17, 2026.

---

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