MemexAI vs OwnJournal
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
MemexAI
This AI-powered personal recorder captures text, photos, and voice, automatically organizing them into structured timeline cards. It discovers patterns and generates insights, allowing you to chat with your records for summaries and connections. All data remains on your device for enhanced privacy.
- Capture text, photos, and voice
- AI-generated structured timeline cards
- Automatic tagging and entity extraction
- Insight generation with charts and narratives
- Chat with your records for summaries
- P.A.R.A. methodology organization
- On-device data storage and privacy
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Memex is an AI-powered personal recorder that runs entirely on your device. Capture text, photos, and voice in one place. A multi-agent AI system automatically turns your raw input into structured timeline cards, discovers patterns, and generates insights you'd never find on your own. CAPTURE ANYTHING, INSTANTLY Type, snap a photo, or long-press to record voice — all in a single input flow AI automatically generates structured timeline cards from every input Auto-tagging, entity extraction, and smart linking between records INSIGHTS THAT SURPRISE YOU Memex doesn't just store — it thinks. Insight cards surface hidden connections across your records: · Charts — trends, radar, bubble, progress rings to visualize patterns · Narratives — key conclusions, comparisons, periodic reviews · Maps & Timelines — reconstruct where and when things happened · Galleries — visual memories from your photos CHAT WITH YOUR RECORDS Ask AI about anything you've captured. Get summaries, find connections, or explore topics across all your cards and notes. ORGANIZED BY DEFAULT Built on the P.A.R.A methodology, your records are automatically structured into Projects, Areas, Resources, and Archives — no manual sorting needed. PRIVACY FIRST All data stays on your device. No cloud uploads, no tracking, no accounts required. Protect your app with biometric authentication. BRING YOUR OWN AI Works with the LLM provider you prefer: · Google Gemini · OpenAI · Anthropic Claude · AWS Bedrock · And more via OpenRouter Start capturing. Let AI do the rest.
OwnJournal
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OwnJournal is a privacy-first journal app built on one idea: your data belongs to you. We don't store your journal on our servers — you choose where it lives. WHAT'S FREE • Write and edit entries with photos • Mood tracking with a 5-level emoji picker (great, good, okay, poor, terrible) • Tag activities — exercise, social, work, meditation and more • Mood calendar heatmap and statistics (distribution, trends, streaks) • Save and sync to your own cloud — iCloud, Google Drive, Dropbox or Nextcloud • Optional end-to-end encryption • Use across iPhone, iPad and Mac/PC • Available in 21 languages • Open source (AGPL-3.0) • No ads YOUR CLOUD, YOUR CONTROL Your journal lives in your cloud account — iCloud, Google Drive, Dropbox or Nextcloud. It is never stored on OwnJournal's servers, giving you full control over your data, seamless sync across all your devices and no lock-in to a single service. END-TO-END ENCRYPTION (OPTIONAL) With E2E encryption turned on, entries are encrypted on your device with AES-256-GCM. Only you hold the keys — neither we nor your cloud provider can read your journal. Zero-knowledge by design. MOOD & ACTIVITY INSIGHTS Track how you feel and what you did. Tag activities, see a month-at-a-glance heatmap colored by your daily mood, view distribution, trends, best/worst days and streaks, and filter your timeline by mood, activity or tag to spot patterns. Perfect as a minimalist mood tracker or a full journal — use as much or as little as you want. OWNJOURNAL PLUS OwnJournal Plus is an auto-renewing yearly subscription that unlocks optional premium features: AI mood and theme analysis, AI title and tag suggestions, Activity Insights showing which activities correlate with better or worse moods, long-term mood and trend analysis, and PDF/Word export. Subscription details: • Title: OwnJournal Plus • Length: 1 year, auto-renewing • Price: USD 19.99 per year (the App Store shows the price in your local currency at checkout) • 14-day free trial available for eligible new subscribers • Payment is charged to your Apple ID at confirmation of purchase • Renews automatically at the same price unless auto-renew is turned off at least 24 hours before the end of the current period • Manage or cancel anytime in your App Store account settings AI only runs when you explicitly use it. Plus is optional — the core journal works fully without it. MINIMAL DATA COLLECTION We collect only what's needed: email for sign-in, your display name if your sign-in provider supplies it, and anonymous diagnostics to improve stability. OPEN SOURCE OwnJournal is open source under the AGPL-3.0 license. Inspect the code, verify our privacy claims, see exactly how your data is handled. No black boxes. Your thoughts and records stay yours. Privacy Policy: https://ownjournal.app/privacy Terms of Use (EULA): https://ownjournal.app/terms
Screenshots
Verdict
The clearest difference is in-app purchases: MemexAI at none against OwnJournal's 1. MemexAI also leads on update cadence (weekly vs every 2 months). On price, ads, device support and iOS requirement 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. OwnJournal sells 1 in-app purchase, starting at $19.99 per year. MemexAI asks for nothing beyond the download.
MemexAI ships an update weekly, OwnJournal every 2 months. The most recent releases landed on October 17, 2026 and October 25, 2026 respectively.
| Parameter | MemexAI | OwnJournal |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (3 ratings) — better | — |
| Positive reviews | 100.0% of reviews | — |
| Number of ratings | 3 — better | — |
| Update frequency | Weekly — better | Every 2 months |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Monetization | Free | — |
| Devices | iPhone, iPod | iPhone, iPad, iPod — better |
| Requires iOS | 15.5 | 15.0 — better |
| Further details — not scored | ||
| Size | 154 MB | 40 MB |
| Age rating | 4+ | 4+ |
| Developer | WeShop.com Limited | Recsty AB |
In-app purchases
MemexAI
No in-app purchases
OwnJournal
- OwnJournal Plus14 Days trial$19.991 Year









