# Size test vs Study Timer & Time Tracker

The clearest difference is price: Study Timer & Time Tracker at Free against Size test's $0.99. Study Timer & Time Tracker also leads on update cadence (every 4 days vs every 10 months). Size test's advantage is in-app purchases (none vs 1) and ads (none vs shown). On device support there is nothing between them.

Study Timer & Time Tracker is free to download; Size test costs $0.99 up front. Study Timer & Time Tracker sells 1 one-off in-app purchase. Size test asks for nothing beyond the download.

Size test ships an update every 10 months, Study Timer & Time Tracker every 4 days. The most recent releases landed on May 19, 2026 and September 24, 2026 respectively.

## The numbers

| Metric | Size test | Study Timer & Time Tracker |
| --- | --- | --- |
| Price | $0.99 | **Free** |
| Rating | — | **[4.3 (25 ratings)](https://appshunter.io/ios/app/study-timer-and-time-tracker/id1644638467/reviews)** |
| Number of ratings | — | **25** |
| Positive reviews | — | 80.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 10 months | **Every 4 days** |
| Monetization | — | Ad-supported |
| Size | 1 MB | 35 MB |
| Requires iOS | **14.0** | 16.6 |
| Devices | iPad | **iPhone, iPad** |
| Age rating | 4+ | 4+ |
| Developer | [Viacheslav Romanenko](https://appshunter.io/developer/1046372418) | [WEBDIA INC.](https://appshunter.io/developer/1271616115) |

## What reviewers say

### Size test

[App page](https://appshunter.io/ios/app/size-test/id1059703529)

**In-app purchases:** none


### Study Timer & Time Tracker

[App page](https://appshunter.io/ios/app/study-timer-and-time-tracker/id1644638467)

Easily track your daily study sessions and visualize your progress with detailed history charts. This app helps you identify subjects needing more attention, encouraging balanced learning for improved academic performance.

**Highlights:** Record study time by subject, Register and manage subjects, View study history with graphs, Visualize time spent on weak subjects, Ad-supported free usage

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads | $2.99 | one-time |


## Frequently asked questions

### Is Size test free?

Size test costs $0.99, with no in-app purchases.

### Is Study Timer & Time Tracker free?

Study Timer & Time Tracker is free to download, with in-app purchases available.

### Do Size test or Study Timer & Time Tracker have ads?

Study Timer & Time Tracker shows ads; Size test does not.

### Which is updated more often, Size test or Study Timer & Time Tracker?

Size test ships an update every 10 months, and Study Timer & Time Tracker every 4 days. Most recently, Size test was updated on May 19, 2026 and Study Timer & Time Tracker on September 24, 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.*