Keplex

Nguyen Van Toan Lifestyle iPhoneiPadiPod touch

Keplex is a free Lifestyle app for iPhone and iPad by Nguyen Van Toan. Requires iOS 17.0. Updated July 13, 2026.

Price: Free; on the App Store
Size: 21 MB; Age 17+
Updated: Jul 13; 2026 · v1.0

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About Keplex

Play & explore the 3D solar system! Control cosmic time, collect planets, take fun astronomy quizzes, and unlock galaxies. Fully offline dark-mode space simulator with zero data collection.

App privacy

The developer, Nguyen Van Toan, reported these privacy practices to Apple.

Data Linked to You

The following data, which may be collected and linked to your identity, may be used for the following purposes:

Contact Info: Email Address
Identifiers: User ID, Device ID

Used for: App Functionality

Data Not Linked to You

The following data, which may be collected but is not linked to your identity, may be used for the following purposes:

User Content: Photos or Videos

Used for: App Functionality

App details

Keplex is a free Lifestyle app for iPhone, iPad and iPod touch, developed by Nguyen Van Toan. It requires iOS 17.0 or later and is 21 MB to download. It was first released on July 13, 2026 and last updated on July 13, 2026.

Category: Lifestyle
Price: Free
Version: 1.0
Size: 21 MB
Requires: iOS 17.0 or later
Compatibility: iPhone, iPad, iPod touch
Languages: English
Age rating: 17+
Released: July 13, 2026
Last updated: July 13, 2026
Developer: Nguyen Van Toan

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