# WorkTime vs Availability Sync

The clearest difference is in-app purchases: Availability Sync at none against WorkTime's 7. Availability Sync also leads on update cadence (weekly vs every 3 weeks). WorkTime's advantage is ratings volume (4.7K vs 5). On price, rating, review sentiment and ads there is nothing between them.

Both are free to download. WorkTime sells 7 in-app purchases, starting at $3.99 per 7 days. Availability Sync asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 4.4 for WorkTime against 4.4 for Availability Sync. That said, the two scores are not equally well evidenced: WorkTime has 4.7K ratings behind it against 5, so its average is the more settled of the two. Written reviews are what separate them: 59% of WorkTime's written reviews are positive against 67% of Availability Sync's.

WorkTime ships an update every 3 weeks, Availability Sync weekly. The most recent releases landed on September 22, 2026 and June 2, 2026 respectively.

## The numbers

| Metric | WorkTime | Availability Sync |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.4 (4.7K ratings)](https://appshunter.io/ios/app/worktime-shift-work-calendar/id1003684086/reviews) | [4.4 (5 ratings)](https://appshunter.io/ios/app/availability-sync/id6670766226/reviews) |
| Number of ratings | **4.7K** | 5 |
| Positive reviews | 58.9% of reviews | **66.7% of reviews** |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Weekly** |
| Monetization | Freemium | **Free** |
| Size | 59 MB | 10 MB |
| Requires iOS | **16.0** | 17.5 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Toto Ventures Inc.](https://appshunter.io/developer/570129172) | [David Fuerst](https://appshunter.io/developer/1754806202) |

## What reviewers say

### WorkTime

[App page](https://appshunter.io/ios/app/worktime-shift-work-calendar/id1003684086)

Easily track your work shifts and hours with this intuitive calendar app. Designed for shift workers, it allows quick entry, schedule visualization, and helpful reminders. Premium features include advanced hour tracking and calendar syncing.

**Highlights:** Shift calendar visualization, Quick shift entry, Shift reminders, Hours and wages tracking, Schedule sharing, Sync to phone calendar

**Features:** Vision Pro support

**In-app purchases (7)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 1 Wk WorkTime Shift Scheduler | $3.99 | per 7 days |
| WorkTime Pro: One Week | $3.99 | per 7 days |
| 1 Month WorkTime Shift Manager | $8.99 | per month |
| 6 Month WorkTime Shift Worker | $29.99 | per 6 months |
| WorkTime Pro Annual Subscription | $39.99 | per year |
| 1 Year WorkTime Job Calendar | $49.99 | per year |
| Work Calendar & Shift Schedule | $3.99 | one-time |

**What reviewers like**

- 🚀 Simple and easy to use
- 👍 Helpful for organizing shifts and schedules
- 💰 Calculates earnings and pay
- 📆 Convenient calendar view

**What reviewers complain about**

- 🔒 Requires subscription for full functionality
- 💰 Subscription cost is too high
- 🐛 Bugs and glitches after updates
- 🔄 Difficulty restoring purchases

**Reported bugs**

- Shifts/data randomly disappearing after updates
- Inability to restore pro subscription
- Calendar view freezing and becoming unresponsive

**Requested features**

- Add weekend/holiday pay rates
- Ability to sync with other calendars
- Option to customize font size and layout
- Implement a search/filter feature


### Availability Sync

[App page](https://appshunter.io/ios/app/availability-sync/id6670766226)

Easily share your free time slots for meetings and appointments. This app integrates with your existing calendars and allows for customized sharing messages and professional calendar invites. Streamline your scheduling process and avoid back-and-forth communication.

**Highlights:** Instant availability sharing, Calendar integration (iOS, Google, Outlook), Customizable sharing messages, Professional calendar invitations, Multiple time slot selection, Time zone management

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is WorkTime free?

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

### Is Availability Sync free?

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

### Which has better reviews, WorkTime or Availability Sync?

WorkTime and Availability Sync are both rated 4.4 out of 5 on the App Store, from 4.7K and 5 ratings respectively.

### Do WorkTime or Availability Sync have ads?

Neither WorkTime nor Availability Sync shows ads.

### Which is updated more often, WorkTime or Availability Sync?

WorkTime ships an update every 3 weeks, and Availability Sync weekly. Most recently, WorkTime was updated on September 22, 2026 and Availability Sync on June 2, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*