# KujiraTimer vs Simple Study Log

The clearest difference is review sentiment: Simple Study Log at 100% against KujiraTimer's 25%. KujiraTimer's advantage is in-app purchases (none vs 1). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Simple Study Log sells 1 in-app purchase, starting at $0.99 per month. KujiraTimer asks for nothing beyond the download.

## The numbers

| Metric | KujiraTimer | Simple Study Log |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/kujiratimer/id1402988661/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 25.0% of reviews | **100.0% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | Yes | Yes |
| Update frequency | Every 5 months | — |
| Monetization | **Ad-supported** | Free with in-app purchases |
| Size | 11 MB | 13 MB |
| Requires iOS | 18.1 | **18.0** |
| Devices | iPhone | **iPhone, iPad** |
| Age rating | 4+ | 4+ |
| Developer | [Takashi Shinyashiki](https://appshunter.io/developer/1235395472) | [ishida yuto](https://appshunter.io/developer/1582923433) |

## What reviewers say

### KujiraTimer

[App page](https://appshunter.io/ios/app/kujiratimer/id1402988661)

Effortlessly track your time spent on various activities like learning or exercise. Start a timer with a single tap and log your activity afterward. Review your progress with daily, weekly, monthly, and yearly summary graphs.

**Highlights:** Activity time tracking, Pause timer functionality, Daily/weekly/monthly/yearly summaries, Quick start alarm timer, Simple interface

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

**In-app purchases:** none


### Simple Study Log

[App page](https://appshunter.io/ios/app/simple-study-log/id6757193095)

This app helps you start studying faster with a minimalist timer and stopwatch. Track your sessions, view progress with charts, and utilize widgets and Siri for seamless integration into your routine. An optional premium upgrade removes ads and adds a calendar heatmap.

**Highlights:** Minimalist study timer, Stopwatch mode, Widget support, Lock Screen & Dynamic Island integration, Siri & Shortcuts automation, iCloud sync, Progress charts and stats

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Plan | $0.99 | per month |


## Frequently asked questions

### Is KujiraTimer free?

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

### Is Simple Study Log free?

Simple Study Log is free to download, with in-app purchases available.

### Do KujiraTimer or Simple Study Log have ads?

Both KujiraTimer and Simple Study Log show ads.

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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.*