# My Shift Work Calendar vs OT Overtime Tracker

The clearest difference is update cadence: OT Overtime Tracker at every 2 days against My Shift Work Calendar's monthly. OT Overtime Tracker also leads on iOS requirement (17.6 vs 26.0). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. My Shift Work Calendar sells 3 in-app purchases, starting at $2.99 per month and OT Overtime Tracker sells 1 in-app purchase, starting at $4.99 per year. Whichever you choose, the download price is not the number that matters.

My Shift Work Calendar ships an update monthly, OT Overtime Tracker every 2 days. The most recent releases landed on October 31, 2026 and October 29, 2026 respectively.

## The numbers

| Metric | My Shift Work Calendar | OT Overtime Tracker |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Monthly | **Every 2 days** |
| Size | 16 MB | 3 MB |
| Requires iOS | 26.0 | **17.6** |
| Devices | iPhone | **iPhone, iPad** |
| Age rating | 4+ | 4+ |
| Developer | [Vikas Mawasi](https://appshunter.io/developer/1884690840) | [Michael Dormer](https://appshunter.io/developer/6801596282) |

## What reviewers say

### My Shift Work Calendar

[App page](https://appshunter.io/ios/app/my-shift-work-calendar/id6790909012)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Shift Work Calendar Pro Monthly | $2.99 | per month |
| Shift Work Calendar Pro Annual | $14.99 | per year |
| Lifetime Pro | $39.99 | one-time |


### OT Overtime Tracker

[App page](https://appshunter.io/ios/app/ot-overtime-tracker/id6801596280)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| OT Overtime Tracker Annual | $4.99 | per year |


## Frequently asked questions

### Is My Shift Work Calendar free?

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

### Is OT Overtime Tracker free?

OT Overtime Tracker is free to download, with in-app purchases available.

### Do My Shift Work Calendar or OT Overtime Tracker have ads?

Neither My Shift Work Calendar nor OT Overtime Tracker shows ads.

### Which is updated more often, My Shift Work Calendar or OT Overtime Tracker?

My Shift Work Calendar ships an update monthly, and OT Overtime Tracker every 2 days. Most recently, My Shift Work Calendar was updated on October 31, 2026 and OT Overtime Tracker on October 29, 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.*