# Biyolojicim vs Study Sprint Timer

The clearest difference is iOS requirement: Biyolojicim at 15.0 against Study Sprint Timer's 18.0. On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. Biyolojicim sells 1 in-app purchase, starting at $5.99 per year and Study Sprint Timer sells 3 in-app purchases, starting at $4.99 per month. Whichever you choose, the download price is not the number that matters.

Biyolojicim ships an update every 4 days, Study Sprint Timer every 6 days. The most recent releases landed on November 10, 2026 and November 13, 2026 respectively.

## The numbers

| Metric | Biyolojicim | Study Sprint Timer |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[3.0 (2 ratings)](https://appshunter.io/ios/app/study-sprint-timer/id6788031531/reviews)** |
| Number of ratings | — | **2** |
| In-app purchases | Yes | Yes |
| Ads | Yes | Yes |
| Update frequency | **Every 4 days** | Every 6 days |
| Monetization | — | Free with in-app purchases |
| Size | 48 MB | 140 MB |
| Requires iOS | **15.0** | 18.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, Apple Watch |
| Age rating | 4+ | 4+ |
| Developer | [Mehmet Aytekin](https://appshunter.io/developer/1895906194) | [Harun DOGDU](https://appshunter.io/developer/6788031683) |

## What reviewers say

### Biyolojicim

[App page](https://appshunter.io/ios/app/biyolojicim/id6787676820)

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Biyolojicim Premium | $5.99 | per year |


### Study Sprint Timer

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

This app helps students focus on their studies with a customizable timer and progress tracking. Gamified elements like a growing owl and leaderboards encourage consistent effort. It also supports reading goals and offers various customization options.

**Highlights:** Customizable study sprints, Gamified progress tracking (owl, village), Exam planning and reminders, Reading session tracking, Lock Screen and Dynamic Island integration, Apple Watch app, Data export to CSV and Apple Health

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Premium | $4.99 | per month |
| Yearly Premium | $34.99 | per year |
| Campus Style | $1.99 | one-time |


## Frequently asked questions

### Is Biyolojicim free?

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

### Is Study Sprint Timer free?

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

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

Both Biyolojicim and Study Sprint Timer show ads.

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

Biyolojicim ships an update every 4 days, and Study Sprint Timer every 6 days. Most recently, Biyolojicim was updated on November 10, 2026 and Study Sprint Timer on November 13, 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.*