Ariv vs Lucid
Price, ratings, monetisation and update history for both apps, side by side โ with what reviewers say about each.
Ariv
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Ariv is a local-first second brain for notes, tasks, journaling, study, projects, and personal knowledge management. Capture ideas, organize work, search your vault, ask questions about your notes, and keep your thinking connected without building a complicated plugin setup. Everything is built in: - Markdown notes and daily writing - Smart dashboard for active work - Tasks and Kanban - Quick capture - Voice memos with transcription - Ask Brain, an AI assistant for your notes - Calendar-aware planning and meeting context - Graph view and visual maps - Templates and presentation mode - Unified search across files, tags, and content Ariv is designed around a simple idea: your notes have a life. New thoughts land in your inbox. Active notes stay visible while you are working on them. Older notes move out of the way but stay searchable, linkable, and ready to resurface when you need them. No manual filing system required. No weekend spent setting up plugins. Open the app and start thinking. Your files stay yours: - Notes are stored as plain Markdown - Works with existing Markdown folders and vaults - No proprietary format - No account required to use the local app - Optional end-to-end encrypted sync is available AI is optional and on your terms. Use your own API key, run supported local models, or use Ariv's managed AI add-on. Ask Brain can answer questions from your vault and point back to the notes it used. Whether you are a student, writer, researcher, developer, founder, or lifelong learner, Ariv gives you one place to capture, connect, and use what you know. Think freely. No setup required.
Lucid
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Ever had a great idea, written it down, and never found it again? Notes apps just pile up. All-in-one tools get overwhelming. Lucid sits in between. โ Catch the 3 seconds it lives Tap the home screen widget and start typing. Don't pick a type or a place โ just get it down. โ Organize in 5 minutes a day Swipe through your thoughts and answer one thing: "Where does this go?" No jargon โ Projects, Areas, Resources, Archive. โ Today, only what matters Open the app and today's tasks come first. Each one done is a small win. โ Your second brain, in your hand No account, no login. Every thought stays safe on your iPhone. Stop losing your best ideas. Let Lucid remember them for you.
Screenshots
Verdict
The clearest difference is device support: Ariv at 3 against Lucid's 1. Ariv also leads on iOS requirement (15.0 vs 17.0). On price, ads and in-app purchases there is nothing between them.
Scored on Price ยท Rating ยท Positive reviews ยท Number of ratings ยท Update frequency ยท Ads ยท In-app purchases ยท Monetization ยท Best chart rank ยท Devices ยท Requires iOS
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
| Parameter | Ariv | Lucid |
|---|---|---|
| Price | Free | Free |
| Update frequency | โ | Every 3 days |
| Ads | No | No |
| In-app purchases | No | No |
| Devices | iPhone, iPad, iPod โ better | iPhone |
| Requires iOS | 15.0 โ better | 17.0 |
| Further details โ not scored | ||
| Size | 86 MB | 2 MB |
| Age rating | 4+ | 4+ |
| Developer | Ariv Studios | Goo wong Kwon |
In-app purchases
Ariv
No in-app purchases
Lucid
No in-app purchases









