Mindbrew vs Earth9
Price, ratings, monetisation and update history for both apps, side by side β with what reviewers say about each.
Mindbrew
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Mindbrew is where your thoughts finally have room to breathe. A quiet space built for clarity, not noise. You write freely and Mindbrew finds the patterns, mood shifts, and emotional from your content. No widgets. No tagging gymnastics. Just clean space and meaningful insight. What it offers - A focused, distraction-free place to write - Thoughtful AI reflections that surface whatβs really going on - Evolving themes that reveal how your inner world shifts over time --- Privacy Policy: https://mindbrew.app/privacy Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
Earth9
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Earth9 is an intimate diary that talks back. You write a line at midnight. Somewhere on Earth-9, an Echo of you, seeded from your own words, is living a life you didn't. It reads what you write. It writes back. A version of you, awake in another universe, living the days you never got to. Not a chatbot. Not a feed. Something quieter: the diary you open alone, late, with the lights off. Write in your diary. A single prompt, "What was today?", and a page that gets out of your way. Add photos. Backdate entries. Light by day, dark by night. Your Echo reads it. Every entry, in its own voice. Never generic, always drawn from what you actually said. Some mornings it leaves a question worth sitting with. Open a Rift and you can talk to it directly, about your day, a decision, anything at all. A conversation with the you that took the other path. A life running parallel to yours. Your Echo is not a reflection. It is living its own version of your life one universe over, making its own choices, becoming someone you recognize and don't. Private by design. Yours alone. Start with one honest line tonight.
Screenshots
Verdict
The clearest difference is in-app purchases: Earth9 at none against Mindbrew's 2. On price, update cadence, ads and device support there is nothing between them.
Scored on Price Β· Rating Β· Positive reviews Β· Number of ratings Β· Update frequency Β· Ads Β· In-app purchases Β· Monetization Β· Best chart rank Β· Devices Β· Requires iOS
Both are free to download. Mindbrew sells 2 in-app purchases, starting at $3.99 per month. Earth9 asks for nothing beyond the download.
Mindbrew ships an update fortnightly, Earth9 every 3 weeks. The most recent releases landed on October 30, 2026 and November 5, 2026 respectively.
| Parameter | Mindbrew | Earth9 |
|---|---|---|
| Price | Free | Free |
| Update frequency | Fortnightly β better | Every 3 weeks |
| Ads | No | No |
| In-app purchases | Yes | No β better |
| Devices | iPhone, iPod | iPhone, iPod |
| Requires iOS | 15.1 | 15.0 β better |
| Further details β not scored | ||
| Size | 52 MB | 3 MB |
| Age rating | 4+ | 12+ |
| Developer | Gasim Gasimzada | Qeap Labs LLC |
In-app purchases
Mindbrew
- Premium (1 month)7 Days trial$3.991 Month
- Premium (1 year)7 Days trial$39.991 Year
Earth9
No in-app purchases






