# AchvLog｜Visualize Calendar vs Grind Timer

The clearest difference is ads: Grind Timer at none against AchvLog｜Visualize Calendar's shown. Grind Timer also leads on update cadence (every 5 days vs every 11 days) and iOS requirement (12.0 vs 16.0). On price, in-app purchases and device support there is nothing between them.

Both are free to download. AchvLog｜Visualize Calendar sells 1 one-off in-app purchase and Grind Timer sells 1 in-app purchase, starting at $4.99 per month. Whichever you choose, the download price is not the number that matters.

AchvLog｜Visualize Calendar ships an update every 11 days, Grind Timer every 5 days. The most recent releases landed on October 4, 2026 and September 27, 2026 respectively.

## The numbers

| Metric | AchvLog｜Visualize Calendar | Grind Timer |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/achvlogvisualize-calendar/id6468942059/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 11 days | **Every 5 days** |
| Monetization | Free with in-app purchases | — |
| Size | 6 MB | 110 MB |
| Requires iOS | 16.0 | **12.0** |
| Devices | iPhone | **iPhone, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [ryuji fukuda](https://appshunter.io/developer/1289962820) | [Yuuki Nagata](https://appshunter.io/developer/1815690758) |

## What reviewers say

### AchvLog｜Visualize Calendar

[App page](https://appshunter.io/ios/app/achvlogvisualize-calendar/id6468942059)

This app helps you visualize your daily progress towards goals with a simple, accomplishment-focused design. Track your habits, view monthly and yearly achievements, and stay motivated with a clear overview of your efforts.

**Highlights:** Single-tap daily "done" recording, Monthly/yearly accomplishment calendar, Achievement percentage tracking, Multiple goal creation, Summary calendar for combined goals, Summary Calendar widget

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| RemoveAds | $0.99 | one-time |


### Grind Timer

[App page](https://appshunter.io/ios/app/grind-timer/id6746191561)

**Features:** macOS Compatibility, Family Sharing

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Plan | $4.99 | per month |


## Frequently asked questions

### Is AchvLog｜Visualize Calendar free?

AchvLog｜Visualize Calendar is free to download, with in-app purchases available.

### Is Grind Timer free?

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

### Do AchvLog｜Visualize Calendar or Grind Timer have ads?

AchvLog｜Visualize Calendar shows ads; Grind Timer does not.

### Which is updated more often, AchvLog｜Visualize Calendar or Grind Timer?

AchvLog｜Visualize Calendar ships an update every 11 days, and Grind Timer every 5 days. Most recently, AchvLog｜Visualize Calendar was updated on October 4, 2026 and Grind Timer on September 27, 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.*