Yoi Bonsai
Diemus, Inc. Lifestyle iPhoneiPadiPod touch
Yoi Bonsai is a free Lifestyle app for iPhone and iPad by Diemus, Inc. Requires iOS 18.0. Updated September 24, 2026.
- Price
- Free
- on the App Store
- Size
- 14 MB
- Age 4+
- Updated
- Sep 24
- 2026 · v1.1.0
Screenshots
About Yoi Bonsai
Yoi Bonsai is the all-in-one companion for serious and casual bonsai growers. Keep a private journal of every tree: photos through the seasons, repotting and pruning notes, reminders for the work ahead, albums to show off your best work, and AI summaries of years of entries. Free to download. Track up to 10 trees, browse the Ichiba marketplace, and message sellers about trees you'd like to add to your collection — no subscription required. Upgrade to Premium for unlimited trees, AI features, the full marketplace experience, and sharing tools you'll actually use. WHAT YOU CAN DO Track your trees • Each tree: its photo, what needs doing, then a journal of notes and photos by day — as a timeline or a photo grid • Add a note, a photo, or both in one tap; back-date and edit a whole day at once • Tree info keeps species, size, pot, age and repotting date on one page • Home shows what is due next, with a big two-column gallery below Albums • Collect photos from any of your trees — a club show, one tree's progression, your favourites • Reorder, choose a cover, add photos straight from a tree's journal • Present full screen with the tree's name and size on every photo • All trees builds itself from your cover photos Reminders that respect how bonsai actually works • One simple list grouped by month, overdue first; tick things off with undo • Recurring monthly reminders for the work you do every year (repot, fertilize, wire-off, defoliate) • Single-tree or multi-tree reminders — fertilize the whole back bench in one tap • Completing a reminder writes a journal entry on each tree, so your history stays in sync AI-powered summaries (Premium) • A clean, readable summary of any tree's history from its journal — perfect for remembering what you did three years ago Ichiba marketplace • Browse trees for sale from other growers • Message sellers directly to ask questions before buying • Premium subscribers can list their own trees, including AI-assisted listing copy • Tree transfers move ownership cleanly with full history intact Sharing and collaboration (Premium) • Share trees with another grower — read-only or full edit access • Transfer trees permanently when you sell, gift, or downsize • Built for instructor / student workflows on the same trees Privacy first • Your trees, photos, and notes are yours alone unless you choose to share • No ads, no tracking pixels, no selling your data — ever • Sign out wipes the device; delete your account and we anonymize the record PLANS Free • 10 trees • Photos, journal, reminders • Albums • Browse Ichiba and message sellers • Buy trees from other growers Premium (monthly or annual) • Unlimited trees • AI tree summaries and listing copy • List trees for sale on Ichiba • Share and transfer trees with other growers • Direct messaging beyond the marketplace If Premium expires, everything stays. After a 7-day grace period the first 10 trees you created remain editable and the rest become read-only until you renew or trim back. WHO BUILDS THIS Yoi Bonsai is built and maintained by Lonnie Bowling — a working bonsai enthusiast. It is run as a service to the bonsai community, not a profit-maximizing business: the best possible platform, a reasonable subscription to develop and maintain it, and a contribution to the hobby and the art. These choices are deliberate: • Ichiba charges zero fees. Sellers keep 100% of the sale. • Subscription fee held or lowered as the goal — never raised just to chase profit. • No ads. No tracking pixels. No selling your data — ever. • One-tap export of every tree, log entry, and reminder, plus bulk photos at original quality. • Real questions reach a real person. 3–5 business days, often faster. • If the app is ever discontinued, you get 90 days notice and a final export. Cancel anytime through your App Store subscriptions. Auto-renews unless cancelled. ——— Terms of Use (EULA): https://yoibonsai.com/terms Privacy Policy: https://yoibonsai.com/privacy
What’s new
Version 1.1.0 · Updated September 24, 2026
• A fresh look: a bigger two-column tree gallery, search at the top, and what's coming up next right on the home screen. • Tree pages start with the photo and get to the point: care, notes, and a journal you can add to with one tap. • Tap Info on any tree to see and edit everything about it in one place. • Reminders are one simple list grouped by month, with undo when you tick something off. • New: Albums. Collect photos from any of your trees, reorder them, and present them full screen. Find Albums in the bottom bar. • Add any photo to an album from the photo viewer or the journal. • Photo viewing is smoother, with landscape and pinch-to-zoom everywhere. • An account is now required; guest mode has been retired. • Minor fixes.
App privacy
The developer, Diemus, Inc., 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, Name
- User Content: Photos or Videos, Customer Support
- 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:
- Diagnostics: Performance Data, Crash Data, Other Diagnostic Data
Used for: Analytics, App Functionality
Alternatives to Yoi Bonsai
Looking for apps like Yoi Bonsai? Here are 6 similar apps on the App Store. The highest rated is Kodama - Bonsai Tree Care (5.0/5), and all 6 are free to download.
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BonsaiTrack: Care Journal
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Kodama - Bonsai Tree Care
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kinoki - bonsai journal & care
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Bonsai : Care & Growth Journal
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Bonsaiku: Bonsai Care & Log
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Bonsai - Tree Care
| App | Rating | Price | Last updated | Compare |
|---|---|---|---|---|
| Yoi Bonsai | – | Free | September 24, 2026 | |
| BonsaiTrack: Care Journal | – | Free | Sep 20, 2026 | Compare |
| Kodama - Bonsai Tree Care | 5.0 / 5 (2) | Free | Sep 5, 2026 | Compare |
| kinoki - bonsai journal & care | – | Free | May 15, 2026 | Compare |
| Bonsai : Care & Growth Journal | 5.0 / 5 (7) | Free | Oct 15, 2026 | Compare |
| Bonsaiku: Bonsai Care & Log | – | Free | Oct 9, 2026 | Compare |
| Bonsai - Tree Care | – | Free | Jun 23, 2026 | Compare |
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