# Shift Calendar vs Days Left Year Progress

The clearest difference is in-app purchases: Days Left Year Progress at none against Shift Calendar's 6. Days Left Year Progress also leads on iOS requirement (14.0 vs 17.0). On update cadence, ads and device support there is nothing between them.

Shift Calendar ships an update fortnightly, Days Left Year Progress every 10 days. The most recent releases landed on October 25, 2026 and October 14, 2026 respectively.

## The numbers

| Metric | Shift Calendar | Days Left Year Progress |
| --- | --- | --- |
| Price | **Free** | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Fortnightly | **Every 10 days** |
| Size | 15 MB | 21 MB |
| Requires iOS | 17.0 | **14.0** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [EMRE KOTUN](https://appshunter.io/developer/1796678115) | [Eaven-Rene Schmalz](https://appshunter.io/developer/1853663295) |

## What reviewers say

### Shift Calendar

[App page](https://appshunter.io/ios/app/shift-calendar-work-schedules/id6756643618)

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

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Pro | $3.99 | per month |
| Weekly Premium Access | $4.99 | per 7 days |
| Premium Access | $9.99 | per month |
| Yearly Premium Access | $19.99 | per year |
| Premium Lifetime Access | $9.99 | one-time |
| Lifetime Pro | $39.99 | one-time |


### Days Left Year Progress

[App page](https://appshunter.io/ios/app/days-left-year-progress/id6759104339)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Shift Calendar free?

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

### Is Days Left Year Progress free?

Pricing for Days Left Year Progress is not currently listed on the App Store.

### Do Shift Calendar or Days Left Year Progress have ads?

Neither Shift Calendar nor Days Left Year Progress shows ads.

### Which is updated more often, Shift Calendar or Days Left Year Progress?

Shift Calendar ships an update fortnightly, and Days Left Year Progress every 10 days. Most recently, Shift Calendar was updated on October 25, 2026 and Days Left Year Progress on October 14, 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.*