# Time Progress Gauges vs Knowledge Base

The clearest difference is in-app purchases: Knowledge Base at none against Time Progress Gauges's 1. Knowledge Base also leads on update cadence (weekly vs every 2 months). Time Progress Gauges's advantage is device support (3 vs 1) and iOS requirement (18.0 vs 26.4). On price and ads there is nothing between them.

Both are free to download. Time Progress Gauges sells 1 one-off in-app purchase. Knowledge Base asks for nothing beyond the download.

Time Progress Gauges ships an update every 2 months, Knowledge Base weekly. The most recent releases landed on October 18, 2026 and October 8, 2026 respectively.

## The numbers

| Metric | Time Progress Gauges | Knowledge Base |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/time-progress-gauges/id1640793154/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 2 months | **Weekly** |
| Monetization | Free | — |
| Size | 55 MB | 9 MB |
| Requires iOS | **18.0** | 26.4 |
| Devices | **iPhone, iPad, Apple Watch** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [INCREDIBLE FOX, Inc.](https://appshunter.io/developer/1515855106) | [CHANG CHIA-WEI](https://appshunter.io/developer/1804812181) |

## What reviewers say

### Time Progress Gauges

[App page](https://appshunter.io/ios/app/time-progress-gauges/id1640793154)

This app helps you visualize your life's progress and manage your time effectively. Track your life, year, and month as percentages, and create custom gauges for personal goals or projects. Utilize widgets and Apple Watch complications for constant motivation.

**Highlights:** Track life, year, and month percentages, Create custom time period gauges, Lock screen widgets, Apple Watch complications, Customizable gauge labels and colors

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| LTL Premium | $4.99 | one-time |


### Knowledge Base

[App page](https://appshunter.io/ios/app/knowledge-base-second-brain/id6785236967)

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

**In-app purchases:** none


## Frequently asked questions

### Is Time Progress Gauges free?

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

### Is Knowledge Base free?

Knowledge Base is free to download, with no in-app purchases.

### Do Time Progress Gauges or Knowledge Base have ads?

Neither Time Progress Gauges nor Knowledge Base shows ads.

### Which is updated more often, Time Progress Gauges or Knowledge Base?

Time Progress Gauges ships an update every 2 months, and Knowledge Base weekly. Most recently, Time Progress Gauges was updated on October 18, 2026 and Knowledge Base on October 8, 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.*