Pensieve vs Moleculist
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Pensieve
Easily capture fleeting thoughts, ideas, and to-dos by emailing them to yourself. This app provides quick capture tools like audio recording, photo attachments, and text pasting, ensuring your ideas are saved without interrupting your flow. It prioritizes user privacy with no data mining or ads.
- Audio recording with speech-to-text
- Built-in camera for photo attachments
- Attachment picker for photos and files
- Quick paste for text, links, and images
- Email from Apple Watch
- Share extension for in-app capture
- Customizable email formatting
- Offline capture
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If you’ve ever emailed yourself, Pensieve is for you. Just capture, send, and remember! Pensieve is the perfect Idea Inbox companion, a Magic Warp Zone for your mind. Ideas, to-dos, and inspiration pop into your head throughout the day, often at the wrong time and in the wrong place. You want to capture those thoughts somehow, but you’ll forget to check your other notes app, texting yourself won’t work, and writing an email is clunky. You need to get these ideas out of your mind and off of your phone now, so you can get back to what you’re doing and stay in the moment with a clear head. You need a powerful, easy-to-use tool that can teleport your thoughts from here and now to the time and place where they belong. You need an idea warp zone. You need Pensieve, the notes app you'll actually use. == Features == Powerful capture tools, deep customization, and lightning-fast email delivery: • Record audio memos and get automatic speech-to-text transcripts. • Built-in camera that attaches photos as soon as you take them. • Attachment picker with quick access to your photo library and files. • Quick paste button for emailing yourself text, links, and images. • Email yourself from your Watch using the Pensieve watch app. • Email yourself from within other apps using Pensieve Share. • Custom rules put you in control over how emails from Pensieve are formatted. • With the power of Pensieve you can send to multiple inboxes with one tap. • Works offline. Capture thoughts without the internet and send them later. == Privacy & Security First == Pensieve is committed to your privacy and security. The app doesn't contain any of the icky practices of big tech or other companies! - NO data mining. - NO advertisements. - NO attention-grabbing tactics. Only respect for you and your time, attention, and data. Learn more at https://privacy.pensieve.io. == Get in Touch == Tweet to @PensieveTweets with questions, feedback, etc. == Terms == By using Pensieve you agree to the Pensieve Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
Moleculist
Organize your life by transforming interests into a cosmic, animated universe. Track books, movies, plants, food, games, people, and more with visually stunning displays and effortless data entry. Seamlessly integrate with other apps to capture discoveries and memories.
- Molecular home screen with animated universe
- One-tap adding for various life elements
- Automatic data extraction from websites
- Detailed tracking with notes and tags
- Seamless iPad experience
- Smart sharing via Share Sheet
- Export and backup functionality
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Moleculist Transform your life into a beautiful molecular universe. Moleculist turns personal organization into an inspiring, cosmic experience—where every part of your life becomes a shimmering “molecule” in your own animated universe. Your Life, Beautifully Mapped Every book you read, movie you watch, restaurant you discover, plant you nurture, recipe you cook, game you play, and person you celebrate becomes a living part of your personal cosmos. Watch your interests orbit, connect, and evolve in stunning animated displays. Features That Spark Joy • Molecular home screen with animated orbital rings and smooth motion • One-tap adding for books, movies, plants, food (recipes), games, restaurants, and people • Seamless iPad experience with visuals that shine on the big screen • Smart sharing from Safari or any app via the Share Sheet • Automatic extraction of images, titles, and details from websites—no typing needed • Detailed tracking with status updates, notes, and tags • Export and backup to keep your universe safe Your Molecules Books – Track reading progress, save quotes, and build your literary galaxy. Movies and Shows – Organize your watchlist, rate favorites, and log recommendations. Plants – Track growth stages, care routines, and health in your digital garden. Food and Recipes – Save recipes, track cooking history, and perfect your culinary molecule. Restaurants – Log visits, rate dishes, and map your food adventures. Games – Track your gaming backlog, progress, and completed adventures. People – Remember birthdays, anniversaries, and gift ideas; keep profiles with photos, relationship types, and special notes. Moments – Capture memories, log your mood, and connect them to the moments that made them. Finds - Track your digital discoveries Design Philosophy Moleculist makes tracking feel magical—combining smooth animations, a cosmic theme, and elegant visuals so organizing your life is both fun and inspiring. No ads. No subscriptions. Free updates for life. One-time purchase for your personal life universe.
Screenshots
Verdict
The clearest difference is in-app purchases: Moleculist at none against Pensieve's 4. Moleculist also leads on update cadence (every 2 weeks vs every 6 weeks). Pensieve's advantage is review sentiment (91% vs 78%) and ratings volume (82 vs 19). On price, rating 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. Pensieve sells 4 in-app purchases, starting at $0.99 per month. Moleculist asks for nothing beyond the download.
On the App Store both sit at effectively the same score — 4.7 for Pensieve against 4.7 for Moleculist. Both are backed by a comparable volume of ratings — 82 and 19 respectively. Written reviews are what separate them: 91% of Pensieve's written reviews are positive against 78% of Moleculist's.
Pensieve ships an update every 6 weeks, Moleculist every 2 weeks. The most recent releases landed on October 23, 2026 and October 24, 2026 respectively.
| Parameter | Pensieve | Moleculist |
|---|---|---|
| Price | Free | Free |
| Rating | 4.7 (82 ratings) | 4.7 (19 ratings) — better |
| Positive reviews | 91.2% of reviews — better | 77.8% of reviews |
| Number of ratings | 82 — better | 19 |
| Update frequency | Every 6 weeks | Every 2 weeks — better |
| Ads | No | No |
| In-app purchases | Yes | No — better |
| Monetization | Free with in-app purchases | Free — better |
| Devices | iPhone, iPad, iPod, Apple Watch — better | iPhone, iPad |
| Requires iOS | 15.0 — better | 17.6 |
| Further details — not scored | ||
| Size | 33 MB | 142 MB |
| Age rating | 4+ | 4+ |
| Developer | Window Seat Labs, LLC | Bijjol Rambhia Kiran |
Customer experience
Pensieve
Moleculist
In-app purchases
Pensieve
- Boost Monthly3 Days trial$0.991 Month
- All Access Monthly7 Days trial$2.991 Month
- Boost Yearly3 Days trial$9.991 Year
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- All Access Yearly7 Days trial$24.991 Year
Moleculist
No in-app purchases







