startfpv vs COSMOS
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
startfpv
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无人机模拟器软件，软件可以无人机穿越机模拟飞行.
COSMOS
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COSMOS is a solar system you hold in your hand. This is not a decoration. Every planet sits exactly where it is right now, computed from real orbital mechanics. Where is Jupiter tonight? How are Saturn's rings tilted? Open the app — the answer is there. - REAL ORBITS Positions of all 8 planets and the Moon are computed from Keplerian orbital elements in real time. Scrub through time to see the sky 10 years from now — or the day you were born. - PHOTO-REAL TEXTURES Saturn's rings, Jupiter's Great Red Spot, sunspots and solar granulation — every texture is generated on your device and stays crisp as you zoom. - CONTROL TIME From one second = hours, to one second = years. Watch the Moon change phase and the planets trace their orbits with your own eyes. - EXPLORE FREELY Pinch and swipe from outside the solar system down to a planet's face. Tap any body for details. - DESIGNED WITH RESPECT - No ads, ever - No in-app purchases — one simple price - Works fully offline, on a plane or on a mountain - Collects zero personal data For curious kids asking "why?" For stargazers who want a quiet moment of awe. The real universe, in your pocket. LANGUAGES English, Japanese, Simplified Chinese, Korean, Spanish, French, German
Screenshots
Verdict
The clearest difference is device support: startfpv at 4 against COSMOS's 2. startfpv also leads on iOS requirement (13.0 vs 15.0). On price, update cadence, 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
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
startfpv ships an update every 10 days, COSMOS every 2 weeks. The most recent releases landed on September 12, 2026 and September 20, 2026 respectively.
| Parameter | startfpv | COSMOS |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 10 days — better | Every 2 weeks |
| Ads | No | No |
| In-app purchases | No | No |
| Devices | iPhone, iPad, iPod, Mac — better | iPhone, iPod |
| Requires iOS | 13.0 — better | 15.0 |
| Further details — not scored | ||
| Size | 1.4 GB | 4 MB |
| Age rating | 4+ | 4+ |
| Developer | 婷 谢 | yuudai tasaki |
In-app purchases
startfpv
No in-app purchases
COSMOS
No in-app purchases
