# Focus Loop vs D.O.S.E.R

The clearest difference is in-app purchases: D.O.S.E.R at none against Focus Loop's 3. Focus Loop's advantage is update cadence (fortnightly vs monthly). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Focus Loop sells 3 in-app purchases, starting at $0.99 per 7 days. D.O.S.E.R asks for nothing beyond the download.

Focus Loop ships an update fortnightly, D.O.S.E.R monthly. The most recent releases landed on October 4, 2026 and September 24, 2026 respectively.

## The numbers

| Metric | Focus Loop | D.O.S.E.R |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (2 ratings)](https://appshunter.io/ios/app/doser/id6761130454/reviews)** |
| Number of ratings | — | **2** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Fortnightly** | Monthly |
| Monetization | — | Free |
| Size | 15 MB | 14 MB |
| Requires iOS | 17 | 17.0 |
| Devices | **iPhone, iPad, Apple Watch** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Suryakant Sharma](https://appshunter.io/developer/1830500211) | [Sahad Chowdhury](https://appshunter.io/developer/1887928621) |

## What reviewers say

### Focus Loop

[App page](https://appshunter.io/ios/app/focus-loop-study-timer-habits/id6757677261)

**Features:** macOS Compatibility, Family Sharing, Apple Watch app, Vision Pro support

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly Subscription | $0.99 | per 7 days |
| monthly subscription | $3.99 | per month |
| yearly subscription | $9.99 | per year |


### D.O.S.E.R

[App page](https://appshunter.io/ios/app/doser/id6761130454)

This app helps pre-med and pre-health students meticulously track academic, clinical, research, and extracurricular activities. It offers study tools and analytics to maintain discipline, consistency, and readiness for applications. Centralize all your progress in one streamlined platform.

**Highlights:** Hour logging for various activities, Live session timers, Study session tracking, Progress analytics, Consistency monitoring, Goal tracking, Custom tags and notes

**In-app purchases:** none


## Frequently asked questions

### Is Focus Loop free?

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

### Is D.O.S.E.R free?

D.O.S.E.R is free to download, with no in-app purchases.

### Do Focus Loop or D.O.S.E.R have ads?

Neither Focus Loop nor D.O.S.E.R shows ads.

### Which is updated more often, Focus Loop or D.O.S.E.R?

Focus Loop ships an update fortnightly, and D.O.S.E.R monthly. Most recently, Focus Loop was updated on October 4, 2026 and D.O.S.E.R 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.*