Spacetime Sprint vs Idle evolution
Price, ratings, monetisation and update history for both games, side by side — with what reviewers say about each.
Spacetime Sprint
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.
- 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
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Launch a scientist across the cosmos at near light speed — and try not to slow down. SpaceTime Sprint is a one-thumb arcade runner built on real physics. Steer left and right to weave through asteroids, black holes, and the strangest phenomena in the universe. Every hit drags you below light speed; stay clean to keep your distance climbing. DODGE THE UNIVERSE Solar flares, pulsars, quasars, gravitational lensing, quantum tunnelling, dark matter, supernovae and more — each is its own hand-crafted set piece with its own trick to read and beat. Discover new theories as you run and they unlock in your codex. A LAB THAT'S YOURS Between runs, explore your laboratory. Spend the Bits you collect on power-up particles, new scientists to fly, galaxy backdrops, and playful lab gadgets — tap the disco ball, the Tesla coil, Schrödinger's cat box, and more. POWER-UP PARTICLES Stock particles like the Neutrino, Electron, Higgs Boson, Dark Matter and Antimatter, then grab them mid-run for a burst of speed, double Bits, a shield, a Bit magnet, or a clean sweep of the field. LEARN AS YOU PLAY Every theory comes with a plain-English explainer and a literal how-to-play. Guided walk-throughs teach you the lab and the controls. It's an arcade game with a physics degree. CHASE THE LEADERBOARD Bank your furthest Light-second distance and your biggest single-run Bit haul, and climb the boards. FEATURES • One-thumb arcade controls — tap or tilt • Over 50 physics-themed set pieces to discover • A living lab to explore and upgrade • Collectible power-up particles • Unlockable scientists and galaxy backdrops • Practice mode for any theory you've found • Procedural music and sound, no ads, no nonsense No account, no internet required. Just you, a scientist, and the speed of light.
Idle evolution
Explore the 4-billion-year history of life on Earth through an engaging idle game. Learn about ancient creatures and human culture while restoring biological forms and unlocking evolutionary mysteries. Experience a blend of casual gameplay and educational content.
- Casual idle gameplay
- Popular science education
- Biological restoration
- Intellectual equipment technology
- Unlock mysteries of life
- Experience life evolution
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"Life on Earth" is not an ordinary idle game, but also a professional education game about life evolution. You can not only experience the easy and funny idle evolution games, but also learn the knowledge about mysterious ancient creatures and human culture. ---Story background--- Life has evolved for 4 billion years. Since the birth of human beings, only a million of years have passed. We can only occupy a few minutes on the timeline of life evolution. In the struggle against nature, these great prehistory creatures have stepped from the ocean to the land, from the low level to the high level, and on the Earth - our common home, they painted a colorful and shining historical picture! You are a scientist in the paleontology laboratory. With the help of your robot assistant, you can study the history of paleontology, draw a blueprint for life evolution, and unlock the mysteries of life. ●Casual idle game This is a casual idle game. You can enjoy the real joy of game with less time and efforts! ●Popular science education In Life On Earth, there are lots of professional knowledge of ancient creatures, you can learn new areas that you have never known before, and feel the greatness of life evolution! ●Biological restoration Restoring the various real forms of ancient creatures, displaying their lifestyles and habits, just like communicate with ancient creatures face-to-face! Watching life evolve from spores to fish, dinosaurs, and humans. ●Intellectual equipment technology Improve intellectual equipment technology, and with the power of technology, to restore the process of life evolution and fasten the speed of life evolution. ●Mysteries of Earth Upgrade evolution technology, speed up the evolution of Paleontology, draw a blueprint for life evolution, and unlock the mysteries of life. The team members of Life On Earth are ancient creatures enthusiasts. In order to make this game, we have searched a large amount of literature materials. If you are also interested in life evolution, download Life On Earth to join us now! If you have any suggestion, welcome to send an email to us. We may add it in next versions. Email: support@domobile.com Website: https://www.domobile.com Auto-renewable Subscription Rules These rules are attachments of User Agreement. If there is any conflict between these Rules and the User Agreement, these Rules shall prevail. If you need to use Life On Earth subscription service, you should agree to these rules in advance. You understand and agree: 1.The subscription is automatic renewal service under the premise that you agree to use the Life On Earth subscription service. If you agree to use the subscription service, you are deemed to authorize DoMobile, when the subscription about to expire, have the rights to charge fee of next billing cycle from your iTunes account (hereinafter referred to as “accounts”) balances. The subscription service is provided on the premise that you have bound with the above accounts, and DoMobile can successfully charge from the accounts. You are responsible for any failed renewal due to insufficient debit balance in the above accounts. 2.Subscription will automatically renew weekly. You can select the prefer rate. 3.Subscription automatically renews unless it is turned off at least 24-hours before the end of the current period. 4. You may suspend or terminate this subscription service by: Open the phone Settings -> iTunes and App Store -> Apple ID, select “View Apple ID”, enter the “Account Settings” page, click “Subscribe”, select Life On Earth and cancel subscription. 5.Terms of use: http://tpkapp.domogame.com/evolution/loeen.html 6.Privacy Policy: https://www.domobile.com/best/privacy.html
Screenshots
Verdict
The clearest difference is in-app purchases: Spacetime Sprint at none against Idle evolution's 10. Spacetime Sprint also leads on ads (none vs shown) and update cadence (every 3 days vs every 2 months). Idle evolution's advantage is ratings volume (5.9K vs 3). On price, device support and iOS requirement there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. Idle evolution sells 10 in-app purchases, starting at $1.99 per 7 days. Spacetime Sprint asks for nothing beyond the download.
Spacetime Sprint holds the better App Store score, 5.0 against 4.6. That said, the two scores are not equally well evidenced: Idle evolution has 5.9K 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 75% of Idle evolution's.
Spacetime Sprint ships an update every 3 days, Idle evolution every 2 months. The most recent releases landed on November 1, 2026 and November 7, 2026 respectively.
| Parameter | Spacetime Sprint | Idle evolution |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (3 ratings) — better | 4.6 (5.9K ratings) |
| Positive reviews | 100.0% of reviews — better | 75.1% of reviews |
| Number of ratings | 3 | 5.9K — better |
| Update frequency | Every 3 days — better | Every 2 months |
| Ads | No — better | Yes |
| In-app purchases | No — better | Yes |
| Monetization | Free — better | Free with in-app purchases |
| Devices | iPhone, iPad | iPhone, iPod |
| Requires iOS | 16.0 | 15.0 — better |
| Further details — not scored | ||
| Size | 75 MB | 330 MB |
| Age rating | 4+ | 4+ |
| Developer | Joshua Fair | DoMobile Co., Ltd. |
Customer experience
Spacetime Sprint
Idle evolution
Bugs and requests
Spacetime Sprint
Not enough reviews yet to summarise bugs or requests.
Idle evolution
Reported bugs
4 issues- Game not loading or crashing
- Incorrect resource deduction when purchasing items
- Ads not closing properly
- Saved progress not syncing across devices
Requested features
5 requests- More dinosaur and prehistoric creature models
- Improved tutorial and onboarding
- Ability to reset progress and start over
- More advanced gameplay modes
- Optimization for larger screens
In-app purchases
Spacetime Sprint
No in-app purchases
Idle evolution
- VIP3 Days trial$1.997 Days
- Diamond X100$1.99
- Limit Gift 01$1.99
- Limit Gift 6$4.99
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- Sealimit.gift1$4.99
- Humanlimit.gift1$4.99
- DNA output Permanent x2$5.99
- Sea.sale2$9.99
- Human.sale2$9.99
- Special golden passport$11.99
Questions
Is Spacetime Sprint free?
Is Idle evolution free?
Which has better reviews, Spacetime Sprint or Idle evolution?
Do Spacetime Sprint or Idle evolution have ads?
Which is updated more often, Spacetime Sprint or Idle evolution?
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