# SlipBox vs Time

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.

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.

## The numbers

| Metric | SlipBox | Time |
| --- | --- | --- |
| Price | $0.99 | **Free** |
| Rating | **[3.3 (3 ratings)](https://appshunter.io/ios/app/slipbox-zettelkasten-notes/id6743237863/reviews)** | — |
| Number of ratings | **3** | — |
| Positive reviews | 90.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Every 4 days** |
| Monetization | Paid | — |
| Size | 8 MB | 10 MB |
| Requires iOS | 18.2 | **17.6** |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Ozlem AKBUDAK](https://appshunter.io/developer/1736380201) | [Steven Riou](https://appshunter.io/developer/1021507702) |

## What reviewers say

### SlipBox

[App page](https://appshunter.io/ios/app/slipbox-zettelkasten-notes/id6743237863)

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.

**Highlights:** Continuous scroll interface, Zettelkasten method implementation, Intentional tagging system, Minimalist design, Privacy-first, local storage

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


### Time

[App page](https://appshunter.io/ios/app/time-tracker-pro/id6752343192)

**Features:** macOS Compatibility

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Unlimited + Trial | $2.99 | per month |
| Annual Unlimited | $24.99 | per year |
| Lifetime Unlimited | $229.99 | one-time |


## Frequently asked questions

### Is SlipBox free?

SlipBox costs $0.99, with no in-app purchases.

### Is Time free?

Time is free to download, with in-app purchases available.

### Do SlipBox or Time have ads?

Neither SlipBox nor Time shows ads.

### Which is updated more often, SlipBox or Time?

SlipBox ships an update every 3 weeks, and Time every 4 days. Most recently, SlipBox was updated on October 7, 2026 and Time on September 12, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*