Museum Diary vs Ownmind
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Museum Diary
Capture and organize memories from your museum visits. Scan placards, save favorite pieces, and log quiet moments. This private app keeps your art collection in one place without ads or tracking.
- Scan museum placards
- Save favorite art pieces
- Log quiet moments and sketches
- Organize visit memories
- Private by design
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Designed by a designer, for those who fall in love with pieces and want to remember them. You've been building a collection for years. Photos buried in your camera roll, memories fading between visits. Museum Diary gives your pieces a home. Scan the placard before you walk away. Everything is preserved in one tap. - Save any placard, from any museum (zoo, aquarium, history, & more!). - Your favorite pieces from every visit, all in one place. - Log the benches, sketchbook pages, and quiet moments too. - Private by design. No ads, no tracking, just your art. Every museum visit is a chapter. Start keeping yours.
Ownmind
This app provides an AI-powered workspace for journaling, task management, and private conversations, all running offline on your device. It prioritizes user privacy with no cloud storage or accounts, allowing you to export your data in plain markdown files. Enhance your thinking and productivity without compromising your personal information.
- Offline AI processing
- Journal, checklist, and chat in one canvas
- Image analysis by AI
- Plain markdown file export
- Local network browser access
- Custom AI personalities (Pro)
- End-to-end encryption (Pro)
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Every app now needs a sign-in, collects your data, and ignores your privacy. When I set out to build Ownmind as a solo indie developer, privacy was my first thought: how do I deliver a feature-rich app that uses the minimum permissions and gives you full access to your own data? No cloud, no accounts, and private by design. Ownmind is built around a simple idea: externalize your thoughts. Get what's in your head onto the page, then check it off or talk it through. Nothing you write ever leaves your device unless you choose to export it yourself. journal / checklist / chat in one simple place No guided prompts, no rigid structure. Write a quick line or the whole story, keep a list next to it, ask a question mid-entry. It's a blank page that works however you think. Checklists, not todo lists Check things off to feel good about what you did, not guilty about what's left. A small distinction that changes how the whole thing feels. Set a reminder if you want one. Photos go in too Attach a picture and write about it. Like everything else, the image is stored on your phone and nowhere else. Your memories, in plain files you own Everything you write is saved as a memory, a plain markdown file stored on your device. Export anytime, no lock-in, no proprietary format. Yours to keep, move, or back up however you like. Open it on your computer Ownmind can serve your memories to a browser on any device on your own local network, even hotspotting between your own devices, secured with a PIN. Type on a real keyboard without your data ever touching the internet. Talk it through, when you want to When you want a second voice, Ownmind can run Gemma 4, Google's open-weight AI model, entirely offline on your phone. It's less like chatting with a service, more like an extension of your own thinking. That's why it's called Ownmind. Show it a photo and it can actually see it: describe it, answer questions about it, talk it through with you. The model is optional and takes about 4 GB of space; you add it only if you want it, and it gets updated as new models ship. Better for the planet, too Cloud AI burns data-center energy for every message. Running the model on hardware you already own is private and a little greener. Everything above is included Journal, checklist, chat, on-device AI, browser access, and markdown export. No account, no ads. Ownmind Pro / Lifetime, for the curious - Custom color themes - Biometric + seed phrase encryption for your memories - Unlimited custom AI personalities (modify the AI system prompt) - Gemma 4 E4B, a larger on-device model for newer iPhones - Customizable AI context window Pro is optional: a monthly subscription or a one-time Lifetime purchase that never expires. Purchases are tied to the Apple ID used at checkout and can be restored on any device signed in to it; since Ownmind has no logins and collects no data, a purchase can't transfer to a different Apple ID. Buying Pro directly supports independent app development. Private by design. Offline by default. Privacy Policy: https://ownmindai.com/privacy/ Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
Screenshots
Verdict
The clearest difference is in-app purchases: Museum Diary at none against Ownmind's 2. Museum Diary also leads on iOS requirement (18.5 vs 26.0). Ownmind's advantage is rating (5.0 vs 4.7) and update cadence (every 4 days vs every 2 weeks). On price, review sentiment, ratings volume and ads 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
Both are free to download. Ownmind sells 2 in-app purchases, starting at $2.00 per month. Museum Diary asks for nothing beyond the download.
Ownmind holds the better App Store score, 5.0 against 4.7. Both are backed by a comparable volume of ratings — 3 and 3 respectively. Written reviews split almost evenly too, at 100% and 100% positive.
Museum Diary ships an update every 2 weeks, Ownmind every 4 days. The most recent releases landed on October 30, 2026 and October 31, 2026 respectively.
| Parameter | Museum Diary | Ownmind |
|---|---|---|
| Price | Free | Free |
| Rating | 4.7 (3 ratings) | 5.0 (3 ratings) — better |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| Number of ratings | 3 | 3 |
| Update frequency | Every 2 weeks | Every 4 days — better |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Monetization | Free — better | Freemium |
| Devices | iPhone | iPhone, iPad — better |
| Requires iOS | 18.5 — better | 26.0 |
| Further details — not scored | ||
| Size | 175 MB | 43 MB |
| Age rating | 4+ | 12+ |
| Developer | Lan Zhou | Ownmind AI LLC |
Customer experience
Museum Diary
Ownmind
In-app purchases
Museum Diary
No in-app purchases
Ownmind
- Ownmind AI Pro$2.001 Month
- Ownmind AI Lifetime$30.00









