Comparison

WorkTime vs Availability Sync

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

WorkTime

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
Read full description

TRACKING WORK SHIFTS HAS NEVER BEEN EASIER. WorkTime is the shift calendar trusted by over 1,000,000 workers. Set your shift times, see them all at a glance, set alerts, add up your hours, and share your schedule. Do you work rotating shifts, irregular hours, or random days? WorkTime tracks your entire work schedule on one clean calendar. Enter shifts with just two taps. See your whole month at a glance. No more scribbling shifts on scraps of paper. FEATURES • See all your shifts at a single glance on a unique time-display calendar • Enter shift start times with just two taps • Add shifts quickly from your Recent Shifts list • Add notes and reminders to any day • Share your schedule via email or save it as a photo • Share multiple months at once PREMIUM FEATURES • Add unlimited jobs • Track hours worked and wages with the Hours Calculator • Set alerts to remind you before an upcoming shift • Ad-free interface • Sync to your phone's calendar SET AND NEVER FORGET. Set reminders based on how much time you need to get ready. WorkTime alerts you before every shift so you never miss one. BUILT FOR SHIFT WORKERS. Whether you're a nurse, barista, bartender, warehouse worker, retail associate, or anyone who works shifts — WorkTime is built for you. Subscription pricing and terms: WorkTime offers auto-renewing subscription options. Prices shown are for United States customers. Pricing in other countries may vary and actual charges may be converted to your local currency depending on the country of residence. Your subscription will automatically renew at the end of each term and your credit card will be charged through your App Store account. You can turn off auto-renew at any time from your device's Settings > Subscriptions. Refunds will not be provided for any unused portion of the term. Terms of Use: http://totoventures.com/terms-of-use/ Privacy Policy: http://totoventures.com/privacy-policy/

About

Availability Sync

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
Read full description

Availability Sync: Share Your Availability Instantly Transform how you coordinate schedules and share your availability. Whether you're planning meetings, managing appointments, or coordinating with others, share your free time slots in seconds. FEATURES: Smart Sharing - Share available time slots instantly via text or calendar invites - Customize sharing messages for different recipients - Generate professional calendar invitations - Create personalized event titles and descriptions - Share across any messaging platform - Select multiple time slots in one go Calendar Integration - Sync with iOS, Google, and Outlook calendars - View all your calendars in one unified interface - Real-time updates as your schedule changes - Instant conflict detection Availability Management - Select and share multiple time slots at once - Customize work week and weekend schedules - Set preferred meeting durations - Define working hours for different days - Manage time zones effortlessly Time Slot Controls - Choose between 30-minute to 2-hour slots - Select entire days or specific times - Quick bulk selection options - Filter by morning, afternoon, or evening - View calendar conflicts instantly Professional Customization - Personalize event titles and descriptions - Create custom sharing messages - Choose between text or calendar format - Adjust time zone displays for recipients - Flexible date and time formats Perfect for: - Professionals sharing meeting availability - Teams coordinating across time zones - Freelancers managing client appointments - Anyone tired of back-and-forth scheduling emails Additional Features: - Support for light and dark modes - Multiple visual themes - Quick event creation - Privacy-focused design - Regular updates and improvements Download Availability Sync today and transform how you share your availability. No more endless email chains or scheduling confusion - just simple, efficient calendar sharing. Take control of your schedule sharing with Availability Sync.

Screenshots

WorkTime4 screens
Availability Sync4 screens

Verdict

The call

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.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

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.

ReceptionRating · Positive reviews · Number of ratings

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.

UpkeepUpdate frequency

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

Scorecard4 real differences · 6 level
WorkTime versus Availability Sync: the parameters behind the verdict, then further details
ParameterWorkTimeAvailability Sync
PriceFreeFree
Rating4.4 (4.7K ratings)4.4 (5 ratings)
Positive reviews58.9% of reviews66.7% of reviews — better
Number of ratings4.7K — better5
Update frequencyEvery 3 weeksWeekly — better
AdsNoNo
In-app purchasesYesNo — better
MonetizationFreemiumFree — better
DevicesiPhone, iPadiPhone, iPad
Requires iOS16.0 — better17.5
Further details — not scored
Size59 MB10 MB
Age rating4+4+
DeveloperToto Ventures Inc.David Fuerst

Customer experience

WorkTime

All ratings4,671 ratings
Positive84.3%
Neutral7.3%
Negative8.4%
Written reviews484 reviews
Positive58.9%
Neutral12.2%
Negative28.9%

Availability Sync

All ratings5 ratings
Positive80.0%
Neutral0.0%
Negative20.0%
Written reviews3 reviews
Positive66.7%
Neutral0.0%
Negative33.3%

Bugs and requests

WorkTime

Reported bugs

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

Requested features

4 requests
  • 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

Not enough reviews yet to summarise bugs or requests.

In-app purchases

7 purchases

WorkTime

Subscriptions6
  • 1 Wk WorkTime Shift Scheduler14 Days trial$3.997 Days
  • WorkTime Pro: One Week14 Days trial$3.997 Days
  • 1 Month WorkTime Shift Manager14 Days trial$8.991 Month
Show 3 more
  • 6 Month WorkTime Shift Worker$29.996 Months
  • WorkTime Pro Annual Subscription14 Days trial$39.991 Year
  • 1 Year WorkTime Job Calendar14 Days trial$49.991 Year
One-time1
  • Work Calendar & Shift Schedule$3.99
None

Availability Sync

No in-app purchases

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.

Other comparisons