# ISS Detector vs Re7 Prática

The clearest difference is in-app purchases: Re7 Prática at none against ISS Detector's 13. Re7 Prática also leads on ads (none vs shown) and iOS requirement (13.0 vs 16.0). ISS Detector's advantage is update cadence (monthly vs every 37 months). On price and device support there is nothing between them.

Both are free to download. ISS Detector sells 11 in-app purchases, starting at $0.99 per month. Re7 Prática asks for nothing beyond the download.

ISS Detector ships an update monthly, Re7 Prática every 37 months. The most recent releases landed on October 18, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | ISS Detector | Re7 Prática |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.6 (633 ratings)](https://appshunter.io/ios/app/iss-detector/id1198597805/reviews)** | — |
| Number of ratings | **633** | — |
| Positive reviews | 55.1% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | **Monthly** | Every 37 months |
| Monetization | Free with in-app purchases | — |
| Size | 33 MB | 30 MB |
| Requires iOS | 16.0 | **13.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Derk Vrijdag](https://appshunter.io/developer/1198597804) | [REUNE CURSOS EVENTOS DESENVOLVIMENTO PROFISSIONAL EDUCACIONAL E TECNOLOGIA LTDA](https://appshunter.io/developer/1150112021) |

## What reviewers say

### ISS Detector

[App page](https://appshunter.io/ios/app/iss-detector/id1198597805)

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.

**Highlights:** ISS tracking and alerts, Weather condition checks, Alarm notifications, Track Starlink trains, Track Hubble telescope, Track amateur radio satellites

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

**In-app purchases (11)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Access | $0.99 | per month |
| Donation | $1.99 | per month |
| Premium Access | $1.99 | per month |
| Premium Access | $2.99 | per year |
| Premium Access | $5.99 | per year |
| Donation | $5.99 | per year |
| Premium Access | $11.99 | per year |
| Starlink and Famous objects | $3.99 | one-time |
| Amateur Radio Satellites | $3.99 | one-time |
| Comets and Planets | $3.99 | one-time |
| Combo package | $5.99 | one-time |


### Re7 Prática

[App page](https://appshunter.io/ios/app/re7-pratica/id6450757324)

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

**In-app purchases:** none


## Frequently asked questions

### Is ISS Detector free?

ISS Detector is free to download, with in-app purchases available.

### Is Re7 Prática free?

Re7 Prática is free to download, with no in-app purchases.

### Do ISS Detector or Re7 Prática have ads?

ISS Detector shows ads; Re7 Prática does not.

### Which is updated more often, ISS Detector or Re7 Prática?

ISS Detector ships an update monthly, and Re7 Prática every 37 months. Most recently, ISS Detector was updated on October 18, 2026 and Re7 Prática on October 7, 2026.

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