# Productivity System vs CalendarLog

The clearest difference is in-app purchases: Productivity System at none against CalendarLog's 4. Productivity System also leads on ads (none vs shown). On price, update cadence, device support and iOS requirement there is nothing between them.

Both are free to download. CalendarLog sells 4 in-app purchases, starting at $0.99 per month. Productivity System asks for nothing beyond the download.

Productivity System ships an update every 8 days, CalendarLog weekly. The most recent releases landed on October 20, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | Productivity System | CalendarLog |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (8 ratings)](https://appshunter.io/ios/app/productivity-system-timetome/id6448869727/reviews)** | — |
| Number of ratings | **8** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 8 days | **Weekly** |
| Monetization | Free | — |
| Size | 45 MB | 24 MB |
| Requires iOS | 18 | **17.0** |
| Devices | iPhone, Apple Watch | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Ivan Medvedev](https://appshunter.io/developer/1590231302) | [Tyastono Taufiq](https://appshunter.io/developer/1884058530) |

## What reviewers say

### Productivity System

[App page](https://appshunter.io/ios/app/productivity-system-timetome/id6448869727)

This app helps you track your time and manage goals with an always-running timer. Add checklists to your goals for routines like morning or evening tasks, work, or exercises. Adapt it to your personal life to control your time effectively.

**Highlights:** Goal-based timers, 24/7 continuous timing, Goal checklists, Routine management, Time control

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases:** none


### CalendarLog

[App page](https://appshunter.io/ios/app/calendarlog/id6760353109)

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Support | $0.99 | per month |
| Yearly Support | $0.99 | per year |
| Support CalendarLog | $0.99 | one-time |
| Support More CalendarLog | $0.99 | one-time |


## Frequently asked questions

### Is Productivity System free?

Productivity System is free to download, with no in-app purchases.

### Is CalendarLog free?

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

### Do Productivity System or CalendarLog have ads?

CalendarLog shows ads; Productivity System does not.

### Which is updated more often, Productivity System or CalendarLog?

Productivity System ships an update every 8 days, and CalendarLog weekly. Most recently, Productivity System was updated on October 20, 2026 and CalendarLog on October 25, 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.*