Solar 2 vs Upload Simulator 2
Price, ratings, monetisation and update history for both games, side by side — with what reviewers say about each.
Solar 2
Explore an infinite abstract universe in this open-world sandbox game. Nurture life, engage in space battles, or cause cosmic chaos by crashing into objects and stealing planets.
- Open-world sandbox gameplay
- Infinite abstract universe
- Nurture planetary life
- Engage in space battles
- Cause cosmic chaos
- Steal planets
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Solar 2 is an open-world, sandbox game set in an infinite abstract universe. Play constructively: grow your system, nurture life on your planets and attack enemy life in huge space battles. Play destructively: crash into other objects and cause chaos, use your orbiting objects like wrecking balls, steal planets from other systems.
Upload Simulator 2
Simulate the process of uploading data to earn credits, upgrade your hardware, and research new technologies. Discover unique artifacts, craft modules, and customize your operating system with themes and wallpapers.
- GPU mining for credits
- Upgrade hardware setup
- Research new technologies
- Craft modules
- Customize OS with themes
- Discover unique artifacts
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Use your powerful GPU to mine credits and upgrade your setup even further! Get unique upgrades using your hard-gained reputation as an uploader! Use your uploaded data into the laboratory to research amazing new tech and boost your setup even more! Hack into the system and speed up your game with different abilities! Choose the format of your uploads for different outcomes! Find unique artifacts that grant you with different bonus effects! Collect resources to craft modules and modify your system! And customize your OS with different themes or even with the wallpaper of your choice!
Screenshots
Verdict
The clearest difference is update cadence: Upload Simulator 2 at every 2 days against Solar 2's every 21 months. Upload Simulator 2 also leads on review sentiment (80% vs 64%). Solar 2's advantage is chart position (#160 vs unranked) and price ($2.99 vs $3.99). On rating, ratings volume, ads and in-app purchases 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
Solar 2 costs $2.99 and Upload Simulator 2 $3.99 up front. Neither carries in-app purchases, so what you see is what you pay.
Solar 2 holds the better App Store score, 4.6 against 4.4. Both are backed by a comparable volume of ratings — 30 and 18 respectively. Written reviews complicate that: 64% of Solar 2's written reviews are positive against 80% of Upload Simulator 2's, so the app with the better star average is not the one people write more warmly about.
Solar 2 ships an update every 21 months, Upload Simulator 2 every 2 days. The most recent releases landed on October 15, 2026 and October 16, 2026 respectively.
| Parameter | Solar 2 | Upload Simulator 2 |
|---|---|---|
| Price | $2.99 — better | $3.99 |
| Rating | 4.6 (30 ratings) — better | 4.4 (18 ratings) |
| Positive reviews | 64.0% of reviews | 80.0% of reviews — better |
| Number of ratings | 30 — better | 18 |
| Update frequency | Every 21 months | Every 2 days — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Paid | Paid |
| Best chart rank | #160 — better | — |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 11.0 — better | 12.0 |
| Further details — not scored | ||
| Size | 120 MB | 125 MB |
| Age rating | 4+ | 4+ |
| Developer | Jay Watts | EnigmaDev Studios |
Customer experience
Solar 2
Upload Simulator 2
Bugs and requests
Solar 2
Reported bugs
16 issues- Game crashes on launch
- App crashes immediately after opening
- Crashes during loading screen
- Game crashes when opening menu
- Game crashes after updates (iOS 9)
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- Cannot see stats after beating last boss
- Physics are inconsistent
- Capturing is inconsistent
- Stars don't grow
- App returns to home screen immediately after entering
- Game crashes when trying to go in
- App crashes when trying to open
- Game does not load past title screen
- App crashes on iPad mini
- Game crashes when saving
- Player velocity slows down dramatically away from controls
Requested features
18 requests- Add dark matter asteroids/stars
- Add RED matter asteroids
- Make swipe card planet playable
- More diverse backgrounds
- Add full moons and ring systems
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- Add more stars and planets with unique properties (e.g., Uranium Asteroid, Negative Mass star)
- Add gas giants
- Add local multiplayer
- Add PC features like asteroid spawning
- Add cloud save/sync functionality
- Add a virtual D-pad for controls
- Add more GOD options for spawning objects
- Add more evolution stages/content
- Add Russian language support
- Allow playing own music
- Add access to dark matter universe
- Improve analog stick controls
- Add Solar 3
Upload Simulator 2
Not enough reviews yet to summarise bugs or requests.
In-app purchases
Solar 2
No in-app purchases
Upload Simulator 2
No in-app purchases
Questions
Is Solar 2 free?
Is Upload Simulator 2 free?
Which has better reviews, Solar 2 or Upload Simulator 2?
Do Solar 2 or Upload Simulator 2 have ads?
Which is updated more often, Solar 2 or Upload Simulator 2?
Other comparisons
