SlipBox vs Time
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
SlipBox
This app helps you build a structured web of knowledge using the Zettelkasten method. Its minimalist design and continuous scrolling interface encourage active recall and pattern recognition for deep cognitive work. Your notes are stored locally for privacy.
- Continuous scroll interface
- Zettelkasten method implementation
- Intentional tagging system
- Minimalist design
- Privacy-first, local storage
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Stop burying your ideas in digital graveyards and start building a structured web of knowledge with the original Zettelkasten method. SlipBox is a minimalist note-taking tool designed for those who value intentionality over automation. By digitizing Niklas Luhmann’s legendary paper-and-pen system, SlipBox replaces complex folders and confusing backlinks with a unique, continuous scrolling interface. This design forces you to physically move through your ideas, facilitating the active recall and spontaneous pattern recognition necessary for deep cognitive work. Key Features for Your Second Brain: Continuous Scroll Interface View your notes in a single, fluid stream to rediscover forgotten insights and spark new ideas. The Luhmann Workflow A digital implementation of the Zettelkasten method that respects the principle of atomicity (one idea per card). Intentional Tagging Organize notes manually to build deep mental maps and avoid the "out of sight, out of mind" trap of folders. Minimalist Design No steep learning curves or bloated features, just you and your knowledge. Privacy-First & Local Your data stays on your device, ensuring your private thoughts remain truly private. Build a knowledge system that grows with you. Turn your fleeting notes into a structured, permanent repository of thought with SlipBox.
Time
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TimeTracker Pro - Professional Time & Project Management TimeTracker Pro is the ultimate time tracking solution designed for freelancers, consultants, and professionals managing multiple clients and projects. Key Features: • Smart Time Tracking - Check in/out with automatic break detection and precise work time calculation • Multi-Client Management - Organize unlimited clients, missions, and regular employments in one place • Parallel Activities - Track up to 3 concurrent activities for complex workflows • Comprehensive Dashboard - Real-time insights into worked hours, overtime, project budgets, and weekly targets • Flexible Exports - Generate detailed reports in CSV, or share directly via email • Break Management - Automatic break tracking with customizable mandatory break rules • Offline First - Works without internet, syncs across devices with iCloud • Professional Invoicing - Track billable hours per project or customer Perfect for consultants, freelancers, lawyers, architects, and any professional who bills by the hour. Take control of your time, maximize productivity, and ensure accurate client billing. End User License Agreement (EULA) : https://srhx.fr/timetracker-pro-end-user-license-agreement-eula/ Privacy Policy : https://srhx.fr/timetracker-pro-privacy-policy/
Screenshots
Verdict
The clearest difference is price: Time at Free against SlipBox's $0.99. Time also leads on update cadence (every 4 days vs every 3 weeks). SlipBox's advantage is in-app purchases (none vs 3). On 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
Time is free to download; SlipBox costs $0.99 up front. Time sells 3 in-app purchases, starting at $2.99 per month. SlipBox asks for nothing beyond the download.
SlipBox ships an update every 3 weeks, Time every 4 days. The most recent releases landed on October 7, 2026 and September 12, 2026 respectively.
| Parameter | SlipBox | Time |
|---|---|---|
| Price | $0.99 | Free — better |
| Rating | 3.3 (3 ratings) — better | — |
| Positive reviews | 90.0% of reviews | — |
| Number of ratings | 3 — better | — |
| Update frequency | Every 3 weeks | Every 4 days — better |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Monetization | Paid | — |
| Devices | iPhone, iPad | iPhone, iPad |
| Requires iOS | 18.2 | 17.6 — better |
| Further details — not scored | ||
| Size | 8 MB | 10 MB |
| Age rating | 4+ | 4+ |
| Developer | Ozlem AKBUDAK | Steven Riou |
In-app purchases
SlipBox
No in-app purchases
Time
- Monthly Unlimited + Trial$2.991 Month
- Annual Unlimited$24.991 Year
- Lifetime Unlimited$229.99









