# OffShelf vs ADHD Calendar

OffShelf and ADHD Calendar both sit at 5.0 stars, but that hides the real split: 100% of OffShelf's written reviews are positive against 50% of ADHD Calendar's. OffShelf also leads on update cadence (weekly vs every 3 weeks) and iOS requirement (15.0 vs 17.6). ADHD Calendar's advantage is ratings volume (16 vs 5). On price, rating, ads and in-app purchases there is nothing between them.

Both are free to download. OffShelf sells 4 in-app purchases, starting at $2.99 per 7 days and ADHD Calendar sells 3 in-app purchases, starting at $4.99 per month. Whichever you choose, the download price is not the number that matters.

On the App Store both sit at effectively the same score — 5.0 for OffShelf against 4.9 for ADHD Calendar. Both are backed by a comparable volume of ratings — 5 and 16 respectively. Written reviews are what separate them: 100% of OffShelf's written reviews are positive against 50% of ADHD Calendar's.

OffShelf ships an update weekly, ADHD Calendar every 3 weeks. Both last shipped on November 13, 2026.

## The numbers

| Metric | OffShelf | ADHD Calendar |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (5 ratings)](https://appshunter.io/ios/app/offshelf-study-timer-tracker/id6767906574/reviews)** | [4.9 (16 ratings)](https://appshunter.io/ios/app/adhd-calendar-voice-planner/id6768933110/reviews) |
| Number of ratings | 5 | **16** |
| Positive reviews | **100.0% of reviews** | 50.0% of reviews |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Weekly** | Every 3 weeks |
| Monetization | Freemium | Freemium |
| Size | 148 MB | 24 MB |
| Requires iOS | **15.0** | 17.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 12+ | 4+ |
| Developer | [Basheer Rjoub](https://appshunter.io/developer/1896519282) | [Abdullah YILMAZ](https://appshunter.io/developer/1636324967) |

## What reviewers say

### OffShelf

[App page](https://appshunter.io/ios/app/offshelf-study-timer-tracker/id6767906574)

This app helps you focus by blocking distracting applications during timed study sessions. Track your progress, set goals, and study with friends to improve your productivity.

**Highlights:** Pomodoro and deep-work timer modes, App blocking during focus sessions, Study progress tracking by topic, Daily streaks and weekly planner, Co-study sessions with friends, Live activity and home screen widgets, Offline functionality

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| OffShelf Premium — Weekly | $2.99 | per 7 days |
| OffShelf Premium | $6.99 | per month |
| OffShelf Premium — Annual | $19.99 | per year |
| OffShelf Premium Lifetime | $39.99 | one-time |


### ADHD Calendar

[App page](https://appshunter.io/ios/app/adhd-calendar-voice-planner/id6768933110)

Effortlessly manage your schedule using only your voice. This app converts spoken words into calendar events, tasks, and reminders, eliminating the need for manual typing. It intelligently understands context, dates, and recurrence for seamless organization.

**Highlights:** Voice-first scheduling, Smart calendar views, Easy recurring events, Priority-based reminders, Two-way Apple Calendar sync, Color tags for organization, Siri & Shortcuts support

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| CalendarSpeak Premium Monthly | $4.99 | per month |
| CalendarSpeak Premium Yearly | $29.99 | per year |
| CalendarSpeak Premium Lifetime | $49.99 | one-time |


## Frequently asked questions

### Is OffShelf free?

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

### Is ADHD Calendar free?

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

### Which has better reviews, OffShelf or ADHD Calendar?

OffShelf is rated higher. OffShelf averages 5.0 out of 5 from 5 ratings, while ADHD Calendar averages 4.9 from 16 ratings.

### Do OffShelf or ADHD Calendar have ads?

Neither OffShelf nor ADHD Calendar shows ads.

### Which is updated more often, OffShelf or ADHD Calendar?

OffShelf ships an update weekly, and ADHD Calendar every 3 weeks. Most recently, OffShelf was updated on November 13, 2026 and ADHD Calendar 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.*