Space Gate vs ReadBay
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Space Gate
Explore the universe with interactive 3D and AR experiences of the solar system. Discover celestial bodies, engage with live astronomy news, and even interact with black holes. Tailored for learning and education.
- 3D and AR solar system exploration
- Interactive black hole simulations
- Live astronomy magazine
- Educational celestial catalogs
- Capture and save celestial snapshots
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Explore the Universe with Space-Gate - An Interactive Celestial Journey Discover the Wonders of Space: Dive into an awe-inspiring journey across the cosmos with Space-Gate. Our app brings the mysteries of the universe to your fingertips, offering a unique blend of education and entertainment. Whether you're a curious child, a student with a thirst for knowledge, or an astronomy enthusiast, our app is your gateway to exploring the solar system and beyond in stunning detail. Engage with live astronomy magazine: Dive into the cosmos with our app's magazine feature—your portal to the latest astronomy news, riveting space exploration stories, and learning progress, all in one place. Stunning 3D and AR Experiences: Experience the solar system like never before! With breathtaking 3D and advanced AR technology, you can navigate through the orbits of planets, witness the dance of their moons, and marvel at the beauty of our universe in high resolution. Our app isn't just a visual treat; it's a journey that brings the galaxy to life. Interact with Black Holes: Ever wondered what it’s like to interact with a black hole? Our innovative feature lets you manipulate the fabric of space-time, offering an immersive and educational experience. Using latest technologies, witness how black holes bend time, space, and even light at the touch of your finger. Educational Catalogs & Snapshots: Explore our extensive catalogs filled with fascinating information about each celestial body. Capture and save breathtaking celestial scenes, perfect for wallpapers or sharing your space exploration with friends. Tailored for Learning: Perfect for educators and parents, our app is an invaluable tool for teaching. From young minds to advanced learners. The app offers premium features as subscription plans and in app purchases. Payment will be charged to your Apple ID Account at confirmation of purchase. Subscriptions automatically renew unless auto-renew is turned off at least 24 hours before the end of the current period. Your account will be charged for renewal 24 hours prior to the end of the current period, at the rate of your selected plan. You can manage and cancel your subscriptions by going to your account settings on the App Store after purchase. During the free trial period, you can enjoy full access to all the app's features. If you decide to subscribe during the trial, any unused portion of the free trial period will be forfeited. For more information, please read terms of use: https://alpinebytes.ucraft.site/space-gate
ReadBay
Access concise summaries and audio versions of bestselling books in under 15 minutes. Master key insights from business, self-help, and personal development titles for faster learning and habit building.
- 15-minute book summaries
- Audiobook summaries
- Offline reading
- Progress tracking
- Habit building challenges
- Bookmark favorite notes
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Book Summary & Audiobook App - Learn in 15 Minutes Master key insights from bestselling self help, business books, and personal development titles with ReadBay's quick book summaries! Our speed reading approach delivers professional development content faster than Blinkist or Headway. Why ReadBay Beats the Competition: 15 minute reads - Perfect for daily learning Audiobook summaries for hands-free motivation Offline reading - Learn anywhere, anytime Productivity tools with progress tracking Habit building challenges and goals Popular Categories: Leadership books, Business books, Self Help, Productivity, Psychology, Money & Investing, Professional development, Communication Perfect for Quick Book Summaries: Busy professionals seeking key insights Students wanting speed reading solutions Anyone building daily learning habits Commuters maximizing time with audiobook content Smart Learning Features: Bookmark favorite book notes Set habit building challenges Learn faster with audio mode Motivation through progress tracking Start your learning journey with FREE book summaries! Website: https://www.growthmindapps.com Terms: https://www.growthmindapps.com/terms Privacy: https://www.growthmindapps.com/privacy
Screenshots
Verdict
The clearest difference is price: ReadBay at Free against Space Gate's $12.99. On rating, review sentiment, ratings volume and update cadence 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
ReadBay is free to download; Space Gate costs $12.99 up front. Space Gate sells 3 in-app purchases, starting at $2.99 per month and ReadBay sells 4 in-app purchases, starting at $4.99 per month. Whichever you choose, the download price is not the number that matters.
On the App Store both sit at effectively the same score — 4.8 for Space Gate against 4.8 for ReadBay. Both are backed by a comparable volume of ratings — 202 and 239 respectively. Written reviews are what separate them: 86% of Space Gate's written reviews are positive against 85% of ReadBay's.
Space Gate ships an update weekly, ReadBay every 10 days. The most recent releases landed on November 8, 2026 and November 4, 2026 respectively.
| Parameter | Space Gate | ReadBay |
|---|---|---|
| Price | $12.99 | Free — better |
| Rating | 4.8 (202 ratings) — better | 4.8 (239 ratings) |
| Positive reviews | 85.8% of reviews — better | 84.5% of reviews |
| Number of ratings | 202 | 239 — better |
| Update frequency | Weekly — better | Every 10 days |
| Ads | No | No |
| In-app purchases | Yes | Yes |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Devices | iPhone, iPad | iPhone, iPad, iPod — better |
| Requires iOS | 16.0 | 15.1 — better |
| Further details — not scored | ||
| Size | 156 MB | 60 MB |
| Age rating | 4+ | 17+ |
| Developer | Ali Samaei | Bange Sabastine Hwonyi |
Customer experience
Space Gate
ReadBay
User reviews
Space Gate
From 202 App Store ratingsWhat we love
- 🎨 Stunning 3D graphics and visual quality
- 🌍 Immersive AR experience for exploring planets
- 📚 Comprehensive educational content about space
- 🎓 Excellent tool for teachers and students
- 📸 Screenshot/snapshot capture functionality
Room to improve
- 💰 Misleading free-to-play pricing model
- 🔒 Unexpected in-app purchase charges
- 🎮 Unintuitive navigation and UI
- 🐛 Orbital mechanics inaccuracies
- 🌙 Moon tidal locking not correctly simulated
ReadBay
From 239 App Store ratingsWhat we love
- 🚀 Informative and easy to follow
- 👍 Smooth listening experience
- 👍 Broad library of titles
- 👍 Allows reading or listening
- 👍 User-friendly interface
Room to improve
- 🐛 Usability issues when multitasking
- 🐛 Audiobook restarts from beginning
- 🔒 Lack of transparency (broken links, no contact info)
- 👎 Limited book recommendations
- 👎 Needs more book options and larger selection
Bugs and requests
Space Gate
Reported bugs
11 issues- Moon not tidally locked to Earth
- Moon orbiting Earth in wrong direction
- Planets orbiting sun in opposing/incorrect directions
- Uranus moons glitched
- Venus orbital speed faster than Mercury
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- Navigation stuck on celestial objects (e.g., Phobos)
- Unable to exit and return to main menu
- In-app purchase restoration issues between devices
- Moon rotates multiple times per orbit
- Difficulty backing out of exploration mode
- Mercury translation error in Turkish
Requested features
12 requests- Ability to set any planet as immobile center point
- More free planets without paywall
- Additional galaxies beyond solar system
- Toggle for planet/moon/star name labels
- Time-lapse function with variable speeds
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- More interactive black hole visualization
- Astrology-related content
- Improved moon orbit accuracy
- Correct planetary orbital directions
- Per-app language settings independent of iOS settings
- More detailed information and content
- True realistic scale mode with disclaimer
ReadBay
Reported bugs
2 issues- Purchased lifetime subscription not accessible on new device
- Identical summaries for different books
Requested features
3 requests- Support for French books
- Ability to share summaries to Kindle
- More language options (e.g., Chinese)
In-app purchases
Space Gate
- Monthly Subscription$2.991 Month
- Annual Subscription3 Days trial$6.991 Year
- Lifetime Subscription$12.99
ReadBay
- Monthly Pro Membership$4.991 Month
- Pro Annual Membership$19.991 Year
- Yearly Pro Membership3 Days trial$24.991 Year
- Lifetime Membership$39.99







