# Unitrics vs Study Sprint Timer

The clearest difference is in-app purchases: Unitrics at none against Study Sprint Timer's 1. Unitrics also leads on ads (none vs shown) and iOS requirement (15.6 vs 18.0). Study Sprint Timer's advantage is update cadence (every 5 days vs every 2 weeks). On price and device support there is nothing between them.

Both are free to download. Study Sprint Timer sells 1 in-app purchase, starting at $19.99 per year. Unitrics asks for nothing beyond the download.

Unitrics ships an update every 2 weeks, Study Sprint Timer every 5 days. The most recent releases landed on October 2, 2026 and October 4, 2026 respectively.

## The numbers

| Metric | Unitrics | Study Sprint Timer |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 2 weeks | **Every 5 days** |
| Size | 100 MB | 117 MB |
| Requires iOS | **15.6** | 18.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, Apple Watch |
| Age rating | 4+ | 4+ |
| Developer | [Cruxule Solutions Private Limited](https://appshunter.io/developer/1675238699) | [Harun DOGDU](https://appshunter.io/developer/6788031683) |

## What reviewers say

### Unitrics

[App page](https://appshunter.io/ios/app/unitrics-all-unit-conversion/id6451291450)

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

**In-app purchases:** none


### Study Sprint Timer

[App page](https://appshunter.io/ios/app/study-sprint-timer/id6788031531)

**Features:** Family Sharing, Apple Watch app

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Yearly Premium | $19.99 | per year |


## Frequently asked questions

### Is Unitrics free?

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

### Is Study Sprint Timer free?

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

### Do Unitrics or Study Sprint Timer have ads?

Study Sprint Timer shows ads; Unitrics does not.

### Which is updated more often, Unitrics or Study Sprint Timer?

Unitrics ships an update every 2 weeks, and Study Sprint Timer every 5 days. Most recently, Unitrics was updated on October 2, 2026 and Study Sprint Timer on October 4, 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.*