# ITEMS Inventory tracker vs DayDo Calendar

The clearest difference is ads: ITEMS Inventory tracker at none against DayDo Calendar's shown. ITEMS Inventory tracker also leads on iOS requirement (13.0 vs 26.0). DayDo Calendar's advantage is update cadence (every 3 weeks vs every 2 months). On price, in-app purchases and device support there is nothing between them.

Both are free to download. ITEMS Inventory tracker sells 2 in-app purchases, starting at $1.99 per month and DayDo Calendar sells 3 in-app purchases, starting at $1.99 per month. Whichever you choose, the download price is not the number that matters.

ITEMS Inventory tracker ships an update every 2 months, DayDo Calendar every 3 weeks. The most recent releases landed on October 11, 2026 and October 10, 2026 respectively.

## The numbers

| Metric | ITEMS Inventory tracker | DayDo Calendar |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.0 (2 ratings)](https://appshunter.io/ios/app/daydo-calendar/id6753119680/reviews)** |
| Number of ratings | — | **2** |
| In-app purchases | Yes | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 2 months | **Every 3 weeks** |
| Monetization | — | Free with in-app purchases |
| Size | 38 MB | 121 MB |
| Requires iOS | **13.0** | 26.0 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [MonuMake s.r.o.](https://appshunter.io/developer/6784123975) | [Ondrej Horak](https://appshunter.io/developer/1681103059) |

## What reviewers say

### ITEMS Inventory tracker

[App page](https://appshunter.io/ios/app/items-inventory-tracker/id6448778449)

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 1 month subscription | $1.99 | per month |
| 1 year subscription | $19.99 | per year |


### DayDo Calendar

[App page](https://appshunter.io/ios/app/daydo-calendar/id6753119680)

Organize your daily life with a unified planner that integrates calendars, reminders, routines, and smart alarms. This app offers a modern approach to planning, helping you manage your schedule and personal habits efficiently in a single, elegant interface.

**Highlights:** Integrated calendar, Daily reminders, Recurring routines, Smart alarms, Elegant interface, Personal habit management

**Features:** macOS Compatibility, Family Sharing

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly PRO | $1.99 | per month |
| Yearly PRO | $19.99 | per year |
| Lifetime PRO | $99.99 | one-time |


## Frequently asked questions

### Is ITEMS Inventory tracker free?

ITEMS Inventory tracker is free to download, with in-app purchases available.

### Is DayDo Calendar free?

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

### Do ITEMS Inventory tracker or DayDo Calendar have ads?

DayDo Calendar shows ads; ITEMS Inventory tracker does not.

### Which is updated more often, ITEMS Inventory tracker or DayDo Calendar?

ITEMS Inventory tracker ships an update every 2 months, and DayDo Calendar every 3 weeks. Most recently, ITEMS Inventory tracker was updated on October 11, 2026 and DayDo Calendar on October 10, 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.*