# Cal Printer vs Kernel

The clearest difference is in-app purchases: Kernel at none against Cal Printer's 1. Kernel also leads on iOS requirement (15.1 vs 17.0). Cal Printer's advantage is ads (none vs shown). On price and device support there is nothing between them.

Both are free to download. Cal Printer sells 1 one-off in-app purchase. Kernel asks for nothing beyond the download.

## The numbers

| Metric | Cal Printer | Kernel |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.8 (833 ratings)](https://appshunter.io/ios/app/cal-printer-print-calendar/id1212869833/reviews)** | — |
| Number of ratings | **833** | — |
| Positive reviews | 92.1% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | **No** | Yes |
| Update frequency | Every 3 weeks | — |
| Monetization | Free with in-app purchases | — |
| Size | 4 MB | 130 MB |
| Requires iOS | 17.0 | **15.1** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Richard McKenna](https://appshunter.io/developer/1073906886) | [Gee LLC](https://appshunter.io/developer/6807611136) |

## What reviewers say

### Cal Printer

[App page](https://appshunter.io/ios/app/cal-printer-print-calendar/id1212869833)

Easily print your iPhone or iPad calendar and reminders. Select from Day, Week, Month, or List views and share your schedule as a PDF. Perfect for those who need a physical copy of their events.

**Highlights:** Print calendar and reminders, Share as PDF, Day, Week, Month, List views, Select date range and calendars, Optional mini-calendar/keys, Universal app support

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Permanently Unlock all Calendars | $6.99 | one-time |

**What reviewers like**

- 👍 Easy to use
- 🚀 Prints calendars quickly
- 💡 Helpful for organizing schedules
- 🔧 Customizable printing options
- 📆 Prints calendars and events clearly

**What reviewers complain about**

- 🐛 Crashes on iOS 16 update
- 🐛 Crashes when trying to open week view
- 🔧 Limited printing options (e.g. no double-sided printing)

**Reported bugs**

- Crashes on iOS 16 update
- Crashes when trying to open week view
- Printing issues (e.g. blank output, missing details)

**Requested features**

- Add support for Outlook calendar
- Allow editing of calendar entries
- Option to print multiple months per page
- Integrate with other productivity apps


### Kernel

[App page](https://appshunter.io/ios/app/kernel-corn-yield-estimator/id6807611134)

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

**In-app purchases:** none


## Frequently asked questions

### Is Cal Printer free?

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

### Is Kernel free?

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

### Do Cal Printer or Kernel have ads?

Kernel shows ads; Cal Printer 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.*