# Timer calendar vs Holiday Battery

The clearest difference is ads: Timer calendar at none against Holiday Battery's shown. Timer calendar also leads on iOS requirement (14.0 vs 17.6). On price, in-app purchases and device support there is nothing between them.

Both are free to download. Timer calendar sells 1 one-off in-app purchase and Holiday Battery sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

## The numbers

| Metric | Timer calendar | Holiday Battery |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 95.0% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 5 weeks | — |
| Monetization | Free with in-app purchases | — |
| Size | 6 MB | 5 MB |
| Requires iOS | **14.0** | 17.6 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Yongjun Lee](https://appshunter.io/developer/1550041806) | [SOOYOUNG JEONG](https://appshunter.io/developer/1837946549) |

## What reviewers say

### Timer calendar

[App page](https://appshunter.io/ios/app/timer-calendar-records-timer/id1550041804)

Track your time spent on various activities like working out or studying. Visualize your progress with daily, weekly, and monthly reports. Gain insights into your time management habits.

**Highlights:** Time recording for activities, Calendar integration, Daily progress reports, Weekly progress reports, Monthly progress reports, Time measurement

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads | $0.99 | one-time |


### Holiday Battery

[App page](https://appshunter.io/ios/app/holiday-battery-rest-widget/id6758426187)

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| HolidayBattery PRO | $1.99 | one-time |


## Frequently asked questions

### Is Timer calendar free?

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

### Is Holiday Battery free?

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

### Do Timer calendar or Holiday Battery have ads?

Holiday Battery shows ads; Timer calendar does not.

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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.*