Data Rhythm vs Thoughtree
Price, ratings, monetisation and update history for both apps, side by side β with what reviewers say about each.
Data Rhythm
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Visualize Your Life Rhythm with Daily Data "DataRhythm" is an app that rhythmically records your daily health and lifestyle data to help you optimize your lifestyle. Do you have these concerns? Despite exercising regularly, your weight keeps going upβ¦ Youβre training hard, but your performance remains inconsistent during practice or important eventsβ¦ Youβre increasing your client visits in sales activities, yet the results are not showingβ¦ In such cases, recording your daily data with this app can reveal patterns and pinpoint causes. App Features Record various data points in one place, such as weight, steps, and visit counts Simple, rhythmic input makes daily tracking easy Visualize data trends through graphs Support rhythmical decision-making based on health and performance data By keeping track of "data" aligned with your daily life rhythm, you might uncover unexpected insights for improvement. Start using DataRhythm to bring rhythm to your life and enjoy a fulfilling daily routine! We welcome your feedback and suggestions!
Thoughtree
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A mind map for brainstorming, planning, and organizing your thoughts on Mac, iPhone, and iPad. It opens your .itmz files as they are. Thoughtree is built in Swift for Apple devices. Get your thoughts out, shape them into branches, and pick up the same map on any device. CAPTURE Add child and sibling topics in a keystroke and keep typing. Start a title with an emoji and it becomes the topic's icon. ORGANIZE Drag branches into place, reorder in the outline, and collapse a whole map to a display level (1β9). Add Markdown notes, relationship lines, boundaries, callouts, images, and tasks. BRING YOUR MAPS WITH YOU Open your .itmz files and keep working on them, topics, notes, and images included. Also imports OPML, Markdown, FreeMind, XMind, CSV, plain text, and browser bookmarks. ANY DEVICE Maps sync through your own iCloud Drive across Mac, iPhone, and iPad. No account, no sign-in. SHARE Export PNG, PDF, and plain text, or print (with a small watermark in Lite). FREE IN THOUGHTREE LITE Unlimited maps, all editing, iCloud sync, every import format, the built-in library of 313 images, two themes (Sapling and Aurora), and the "Create Mind Map" and "Open Mind Map" shortcuts. MORE WITH THOUGHTREE PRO - All 12 themes - Search across every map, plus Spotlight and the "Search Mind Maps" shortcut - Watermark-free PNG / PDF export and printing, plus Markdown and OPML export - Quick Entry: paste an outline and expand it into branches in one step - Edit task attributes and conditional formatting - Home Screen widgets for your recent maps (iPhone and iPad) PURCHASING Choose a one-time Lifetime purchase or an auto-renewing yearly plan. There's no monthly plan. One purchase works on every iPhone, iPad, and Mac signed in with the same Apple ID. The yearly plan renews automatically unless canceled at least 24 hours before the end of the current period, and payment is charged to your Apple ID. Manage or cancel it in your App Store account settings. REQUIREMENTS - Mac: macOS 13 or later - iPhone / iPad: iOS 16 or later Terms of Use: https://thoughtree.nijizo.dev/terms-of-service Privacy Policy: https://thoughtree.nijizo.dev/privacy-policy
Screenshots
Verdict
The clearest difference is in-app purchases: Data Rhythm at none against Thoughtree's 2. Thoughtree's advantage is ads (none vs shown) and update cadence (every 3 days vs every 3 weeks). On price and iOS requirement there is nothing between them.
Scored on Price Β· Rating Β· Positive reviews Β· Number of ratings Β· Update frequency Β· Ads Β· In-app purchases Β· Monetization Β· Best chart rank Β· Devices Β· Requires iOS
Both are free to download. Thoughtree sells 2 in-app purchases, starting at $19.99 per year. Data Rhythm asks for nothing beyond the download.
Data Rhythm ships an update every 3 weeks, Thoughtree every 3 days. The most recent releases landed on October 27, 2026 and October 25, 2026 respectively.
| Parameter | Data Rhythm | Thoughtree |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 3 weeks | Every 3 days β better |
| Ads | Yes | No β better |
| In-app purchases | No β better | Yes |
| Devices | iPhone | iPhone, iPad, Mac β better |
| Requires iOS | 16.6 | 16.0 β better |
| Further details β not scored | ||
| Size | 17 MB | 66 MB |
| Age rating | 4+ | 4+ |
| Developer | Masaki Hayashi | NIJIZO |
In-app purchases
Data Rhythm
No in-app purchases
Thoughtree
- Pro Yearly$19.991 Year
- Thoughtree Pro (Lifetime)$29.99









