# Dots Calendar vs NFC Toolkit

The clearest difference is in-app purchases: NFC Toolkit at none against Dots Calendar's 1. NFC Toolkit also leads on update cadence (every 5 days vs every 5 weeks) and iOS requirement (15.0 vs 18.2). On price, ads and device support there is nothing between them.

Both are free to download. Dots Calendar sells 1 one-off in-app purchase. NFC Toolkit asks for nothing beyond the download.

Dots Calendar ships an update every 5 weeks, NFC Toolkit every 5 days. The most recent releases landed on October 7, 2026 and October 21, 2026 respectively.

## The numbers

| Metric | Dots Calendar | NFC Toolkit |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 5 weeks | **Every 5 days** |
| Size | 1 MB | 8 MB |
| Requires iOS | 18.2 | **15.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Nicolas Schimmelpfennig](https://appshunter.io/developer/1884081235) | [Luan Cu Xuan](https://appshunter.io/developer/1892678405) |

## What reviewers say

### Dots Calendar

[App page](https://appshunter.io/ios/app/dots-calendar/id6760355945)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Lifetime license | $2.99 | one-time |


### NFC Toolkit

[App page](https://appshunter.io/ios/app/nfc-toolkit/id6777662758)

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

**In-app purchases:** none


## Frequently asked questions

### Is Dots Calendar free?

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

### Is NFC Toolkit free?

NFC Toolkit is free to download, with no in-app purchases.

### Do Dots Calendar or NFC Toolkit have ads?

Neither Dots Calendar nor NFC Toolkit shows ads.

### Which is updated more often, Dots Calendar or NFC Toolkit?

Dots Calendar ships an update every 5 weeks, and NFC Toolkit every 5 days. Most recently, Dots Calendar was updated on October 7, 2026 and NFC Toolkit on October 21, 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.*