# Time Calculator vs Shift Calendar & Work Schedule

The clearest difference is update cadence: Time Calculator at every 2 weeks against Shift Calendar & Work Schedule's every 7 months. Time Calculator also leads on ratings volume (2.9K vs 104). Shift Calendar & Work Schedule's advantage is iOS requirement (13.0 vs 15.0). On price, rating, review sentiment and ads there is nothing between them.

Both are free to download. Time Calculator sells 6 in-app purchases, starting at $2.99 per month and Shift Calendar & Work Schedule sells 1 in-app purchase, starting at $4.99 per month. Whichever you choose, the download price is not the number that matters.

Shift Calendar & Work Schedule holds the better App Store score, 4.8 against 4.7. That said, the two scores are not equally well evidenced: Time Calculator has 2.9K ratings behind it against 104, so its average is the more settled of the two. Written reviews complicate that: 79% of Time Calculator's written reviews are positive against 75% of Shift Calendar & Work Schedule's, so the app with the better star average is not the one people write more warmly about.

Time Calculator ships an update every 2 weeks, Shift Calendar & Work Schedule every 7 months. The most recent releases landed on October 29, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Time Calculator | Shift Calendar & Work Schedule |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.7 (2.9K ratings)](https://appshunter.io/ios/app/time-calculator-work-hours/id565039079/reviews) | **[4.8 (104 ratings)](https://appshunter.io/ios/app/shift-calendar-and-work-schedule/id1481011580/reviews)** |
| Number of ratings | **2.9K** | 104 |
| Positive reviews | **78.8% of reviews** | 75.0% of reviews |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Every 2 weeks** | Every 7 months |
| Monetization | Freemium | Freemium |
| Size | 17 MB | 1 MB |
| Requires iOS | 15.0 | **13.0** |
| Devices | **iPhone, iPad, iPod, Mac** | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Oval Software Oy](https://appshunter.io/developer/1438258178) | [App Ktchn Ltd](https://appshunter.io/developer/870718126) |

## What reviewers say

### Time Calculator

[App page](https://appshunter.io/ios/app/time-calculator-work-hours/id565039079)

This comprehensive toolkit helps manage time, dates, and schedules with various calculators. Track work hours, plan shifts, convert time formats, and calculate differences between dates. Ideal for professionals, freelancers, and everyday users needing precise time management.

**Highlights:** Work time tracking, Shift scheduling, Date difference calculation, Countdown timers, Time zone comparison, Age calculation, Time conversion

**Features:** Vision Pro support

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Time Calculator Pro Monthly | $2.99 | per month |
| Time Calculator Premium Monthl | $3.99 | per month |
| Time Calculator Premium | $14.99 | per year |
| Time Calculator Premium | $19.99 | per year |
| Time Calculator Premium | $19.99 | one-time |
| Unlock all features | $29.99 | one-time |

**What reviewers like**

- 🚀 Great Time calculator App
- 👍 Handy and easy to use
- 👍 Excellent
- 👍 Awesome
- 👍 Useful

**What reviewers complain about**

- 🐛 Editing
- 🐛 Not designed for use on more than one device?
- 💰 Too Expensive
- 💰 需要收费
- 💰 Not worth the money

**Reported bugs**

- Unable to upgrade
- Calculator does not show hours, minutes and seconds. Only hour and minutes
- Seconds don't work on a TIME calculator!
- The last update is bad, it doesn't work!
- The settings doesn't work after the last update

**Requested features**

- Overtime calculator
- Decimals for time calculator
- Ability to delete entries
- Ability to edit or pick the days on the calendar
- Ability to have the work time calculator on Mac


### Shift Calendar & Work Schedule

[App page](https://appshunter.io/ios/app/shift-calendar-and-work-schedule/id1481011580)

Easily view and manage your work shifts on a custom color-coded calendar. Quickly add day shifts, night shifts, and days off, and navigate between months to plan ahead.

**Highlights:** All-in-one shift schedule view, Custom color-coded calendar, Add day shifts, night shifts, off days, Swipe for past and future months, Rota plan for nurses

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| ShiftCal | $4.99 | per month |


## Frequently asked questions

### Is Time Calculator free?

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

### Is Shift Calendar & Work Schedule free?

Shift Calendar & Work Schedule is free to download, with in-app purchases available.

### Which has better reviews, Time Calculator or Shift Calendar & Work Schedule?

Shift Calendar & Work Schedule is rated higher. Time Calculator averages 4.7 out of 5 from 2.9K ratings, while Shift Calendar & Work Schedule averages 4.8 from 104 ratings.

### Do Time Calculator or Shift Calendar & Work Schedule have ads?

Neither Time Calculator nor Shift Calendar & Work Schedule shows ads.

### Which is updated more often, Time Calculator or Shift Calendar & Work Schedule?

Time Calculator ships an update every 2 weeks, and Shift Calendar & Work Schedule every 7 months. Most recently, Time Calculator was updated on October 29, 2026 and Shift Calendar & Work Schedule on October 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.*