ISS Detector vs DJI Simulator
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
ISS Detector
Easily track the International Space Station and other satellites. Receive timely alarms before passes and get weather condition checks for optimal viewing. Enhance functionality with optional in-app purchases to discover more celestial objects.
- ISS tracking and alerts
- Weather condition checks
- Alarm notifications
- Track Starlink trains
- Track Hubble telescope
- Track amateur radio satellites
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Have you seen the International Space Station? It is visible with the naked eye! This is the easiest way to spot the station. ISS Detector will tell you when and where to look for the ISS. You get an alarm a few minutes before a pass. You will never miss it. ISS Detector will also check if the weather conditions are right. A clear sky is perfect for spotting. Premium will enhance the functionality of ISS Detector. With the subscription you can add many famous satellites and amateur radio satellites. See the Starlink satellite trains, Hubble space telescope, rocket bodies, Vanguard 1 and many bright satellites. Available categories in Premium: Radio Amateur Satellites: Track dozens of ham and weather satellites. Starlink: Track Starlink satellite trains. Famous Objects: Hubble Space Telescope, rocket bodies, bright satellites and more. Comets: Find comets in the night sky. You might need binoculars or a telescope to see them Planets: Find all the planets Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
DJI Simulator
Master drone flying skills in a realistic virtual environment. Practice various flight maneuvers and challenges across diverse simulated locations without the risk of real-world accidents. Progress through structured training courses to build confidence for aerial photography.
- Realistic virtual flight environment
- Safe training ground without risk
- Multiple scenario simulations
- Progressive training courses
- Authentic control experience with DJI controllers
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DJI Flight Simulator is a safe and efficient drone flight training app that allows you to master flying skills in a realistic virtual environment, helping you start your aerial photography journey with confidence. (Currently supports series including DJI Mini 5 Pro, DJI Air 3s, DJI Lito, DJI Lito X1 and is compatible with remote controller RC-N2/3, Virtual joystick is not yet supported.) What does it offer? Safe Training Ground: Fly freely in virtual scenarios—practice without the risk of flyaways or collisions. Multiple Scenario Simulations: Diverse environments including cities, mountains, islands, and famous landmarks to tackle various flight challenges. Progressive Training Courses: Step-by-step skill development from basic controls to advanced camera movements. Authentic Control Experience: Compatible with DJI remote controllers for true-to-life handling and response.
Screenshots
Verdict
The clearest difference is rating: ISS Detector at 4.6 against DJI Simulator's 2.4. ISS Detector also leads on review sentiment (56% vs 24%) and ratings volume (569 vs 43). DJI Simulator's advantage is in-app purchases (none vs 13) and ads (none vs shown). On price, update cadence and device support 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. ISS Detector sells 11 in-app purchases, starting at $0.99 per month. DJI Simulator asks for nothing beyond the download.
ISS Detector holds the better App Store score, 4.6 against 2.4. That said, the two scores are not equally well evidenced: ISS Detector has 569 ratings behind it against 43, so its average is the more settled of the two. Written reviews point the same way: 56% of ISS Detector's written reviews are positive against 24% of DJI Simulator's.
ISS Detector ships an update monthly, DJI Simulator every 2 months. The most recent releases landed on September 24, 2026 and September 25, 2026 respectively.
| Parameter | ISS Detector | DJI Simulator |
|---|---|---|
| Price | Free | Free |
| Rating | 4.6 (569 ratings) — better | 2.4 (43 ratings) |
| Positive reviews | 56.2% of reviews — better | 24.2% of reviews |
| Number of ratings | 569 — better | 43 |
| Update frequency | Monthly — better | Every 2 months |
| Ads | Yes | No — better |
| In-app purchases | Yes | No — better |
| Monetization | Free with in-app purchases | Free — better |
| Devices | iPhone, iPad | iPhone, iPod |
| Requires iOS | 16.0 | 13.0 — better |
| Further details — not scored | ||
| Size | 31 MB | 326 MB |
| Age rating | 4+ | +4 |
| Developer | Derk Vrijdag | DJI |
Customer experience
ISS Detector
DJI Simulator
In-app purchases
ISS Detector
- Premium Access2 variants$0.991 Month
- Donation$1.991 Month
- Premium Access$1.991 Month
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- Premium Access$2.991 Year
- Premium Access7 Days trial$5.991 Year
- Donation2 variants$5.991 Year
- Premium Access7 Days trial$11.991 Year
- Starlink and Famous objects$3.99
- Amateur Radio Satellites$3.99
- Comets and Planets$3.99
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- Combo package$5.99
DJI Simulator
No in-app purchases
Questions
Is ISS Detector free?
Is DJI Simulator free?
Which has better reviews, ISS Detector or DJI Simulator?
Do ISS Detector or DJI Simulator have ads?
Which is updated more often, ISS Detector or DJI Simulator?
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