# Study Timer vs Randomizer

The clearest difference is in-app purchases: Study Timer at none against Randomizer's 2. Study Timer also leads on update cadence (every 2 days vs every 2 months). Randomizer's advantage is ads (none vs shown) and iOS requirement (13.0 vs 15.1). On price and device support there is nothing between them.

Both are free to download. Randomizer sells 2 in-app purchases, starting at $2.99 per 7 days. Study Timer asks for nothing beyond the download.

Study Timer ships an update every 2 days, Randomizer every 2 months. The most recent releases landed on September 11, 2026 and September 8, 2026 respectively.

## The numbers

| Metric | Study Timer | Randomizer |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | **Every 2 days** | Every 2 months |
| Size | 36 MB | 38 MB |
| Requires iOS | 15.1 | **13.0** |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Ryan Impey](https://appshunter.io/developer/1773084455) | [GRADOID DOO NOVI SAD](https://appshunter.io/developer/1464730872) |

## What reviewers say

### Study Timer

[App page](https://appshunter.io/ios/app/study-timer-focus-fish/id6745766537)

**Features:** macOS Compatibility

**In-app purchases:** none


### Randomizer

[App page](https://appshunter.io/ios/app/randomizer-random-picker-rng/id6752570033)

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Randomizer Pro | $2.99 | per 7 days |
| Randomizer Pro | $14.99 | per year |


## Frequently asked questions

### Is Study Timer free?

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

### Is Randomizer free?

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

### Do Study Timer or Randomizer have ads?

Study Timer shows ads; Randomizer does not.

### Which is updated more often, Study Timer or Randomizer?

Study Timer ships an update every 2 days, and Randomizer every 2 months. Most recently, Study Timer was updated on September 11, 2026 and Randomizer on September 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.*