Jiritsu vs Second Brain
Price, ratings, monetisation and update history for both apps, side by side β with what reviewers say about each.
Jiritsu
Read full descriptionHide full description
Jiritsu (βselfβdisciplineβ in Japanese) is a focus & productivity app. It adds an intentional breathing pause (ma) before every session, helps you set a clear intent, then reinforces sustained deep focus with gentle friction (exit confirmation, return nudges), a streak calendar, XP & level progression, and achievement badges. Focus Modes: Deep (60m), Pomodoro (25m), Quick (15m), Custom (1β180m) Motivation: Streaks β’ XP & Levels β’ Badges Analytics: Weekly / Monthly / Yearly session history Why It Works: Intentional pause β clarity β unbroken attention β daily progress loop Privacy: 100% onβdevice storage Reclaim your focus, one intentional pause at a time.
Second Brain
Read full descriptionHide full description
Second Brain is your offline-first personal knowledge management app. Capture every idea, note, and insight β and never lose a thought again. No ads. No tracking. No account required. Your data stays on your device. FEATURES: β’ Rich Notes β Write with Markdown support, add images, link notes together β’ Collections β Organize notes into collections with icons and colors β’ Tags β Tag anything for instant filtering β’ Daily Notes β One note per day, automatically created β’ Goals β Track personal goals with milestones and progress β’ Book Notes β Capture key takeaways from books you read β’ Quotes β Save your favorite quotes β’ Knowledge Graph β See how your ideas connect visually β’ Bi-directional Links β Link notes and see backlinks automatically β’ Full-Text Search β Find anything instantly β’ Favorites & Archive β Star important notes, archive the rest β’ Quick Capture β Capture thoughts from the home screen widget β’ Face ID / Touch ID β Lock your app for privacy β’ iCloud Backup β Optional, off by default β’ Export β PDF, CSV, Markdown β’ 15 Languages β English, Turkish, Spanish, German, French, Italian, Portuguese, Dutch, Polish, Arabic, Japanese, Korean, Chinese, Russian PRIVACY FIRST: Second Brain collects zero data. No analytics, no tracking SDKs, no servers. Everything lives on your device. PREMIUM (one-time purchase): Unlock unlimited notes, collections, Knowledge Graph, exports, Face ID, and home screen widgets with a single lifetime purchase.
Screenshots
Verdict
The clearest difference is in-app purchases: Jiritsu at none against Second Brain's 1. Jiritsu also leads on update cadence (every 2 days vs every 3 months). Second Brain's advantage is device support (3 vs 1). On price, ads 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. Second Brain sells 1 one-off in-app purchase. Jiritsu asks for nothing beyond the download.
Jiritsu ships an update every 2 days, Second Brain every 3 months. The most recent releases landed on September 21, 2026 and September 24, 2026 respectively.
| Parameter | Jiritsu | Second Brain |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 2 days β better | Every 3 months |
| Ads | No | No |
| In-app purchases | No β better | Yes |
| Devices | iPhone | iPhone, iPad, iPod β better |
| Requires iOS | 16.0 | 15.0 β better |
| Further details β not scored | ||
| Size | 28 MB | 25 MB |
| Age rating | 4+ | 4+ |
| Developer | TAISEI IDE | Selahattin Bozat |
In-app purchases
Jiritsu
No in-app purchases
Second Brain
- Second Brain Premium$9.99









