# Calendar vs DELTA INOX

The clearest difference is in-app purchases: DELTA INOX at none against Calendar's 3. DELTA INOX also leads on iOS requirement (13.0 vs 15.0). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. Calendar sells 3 in-app purchases, starting at $3.99 per month. DELTA INOX asks for nothing beyond the download.

Both ship on a similar rhythm, roughly monthly. Both last shipped on November 7, 2026.

## The numbers

| Metric | Calendar | DELTA INOX |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.6 (402 ratings)](https://appshunter.io/ios/app/calendar-schedule-planner/id1499349045/reviews)** | — |
| Number of ratings | **402** | — |
| Positive reviews | 70.4% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Monthly | Monthly |
| Monetization | Free with in-app purchases | — |
| Size | 291 MB | 22 MB |
| Requires iOS | 15.0 | **13.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Planning Technologies LLC](https://appshunter.io/developer/1618240887) | [Univillage S.r.l.](https://appshunter.io/developer/897029735) |

## What reviewers say

### Calendar

[App page](https://appshunter.io/ios/app/calendar-schedule-planner/id1499349045)

This app combines six essential productivity tools into one convenient package. Organize your schedule with a robust calendar, manage tasks with a to-do list, jot down ideas in notes, track finances with a budget tool, secure your information with a password manager, and convert currencies on the go. Customize your interface for maximum efficiency.

**Highlights:** Integrated Calendar with iCloud/Google sync, To-Do List with subtasks and task-to-event conversion, Notes with voice input and drawing, Financial Tracker with budget categories and diagrams, Secure Password Manager, Real-time Currency Converter, Customizable interface and navigation

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Full Access for a Month | $3.99 | per month |
| Full Access for a Year | $29.99 | per year |
| Full Access Forever | $49.99 | one-time |


### DELTA INOX

[App page](https://appshunter.io/ios/app/delta-inox/id1615933878)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Calendar free?

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

### Is DELTA INOX free?

DELTA INOX is free to download, with no in-app purchases.

### Do Calendar or DELTA INOX have ads?

Neither Calendar nor DELTA INOX shows ads.

### Which is updated more often, Calendar or DELTA INOX?

Calendar ships an update monthly, and DELTA INOX monthly. Most recently, Calendar was updated on November 7, 2026 and DELTA INOX on November 7, 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.*