# Protocol Manager vs Boomer Cal

The clearest difference is review sentiment: Boomer Cal at 100% against Protocol Manager's 0%. Boomer Cal also leads on in-app purchases (none vs 3) and update cadence (every 3 days vs weekly). Protocol Manager's advantage is price (Free vs $1.99) and iOS requirement (16.0 vs 18.0). On ads and device support there is nothing between them.

Protocol Manager is free to download; Boomer Cal costs $1.99 up front. Protocol Manager sells 3 in-app purchases, starting at $3.99 per month. Boomer Cal asks for nothing beyond the download.

Protocol Manager ships an update weekly, Boomer Cal every 3 days. The most recent releases landed on October 12, 2026 and September 21, 2026 respectively.

## The numbers

| Metric | Protocol Manager | Boomer Cal |
| --- | --- | --- |
| Price | **Free** | $1.99 |
| Positive reviews | 0.0% of reviews | **100.0% of reviews** |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Weekly | **Every 3 days** |
| Monetization | **Free with in-app purchases** | Paid |
| Size | 15 MB | 6 MB |
| Requires iOS | **16.0** | 18.0 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Felix Reimann](https://appshunter.io/developer/1513019105) | [Dear Friend Digital GmbH](https://appshunter.io/developer/1010437281) |

## What reviewers say

### Protocol Manager

[App page](https://appshunter.io/ios/app/protocol-manager/id6474345545)

Create and edit spreadsheets with configurable columns for text, dates, people, and lists. Easily manage entries, generate PDFs, and share your data. Customize the app's appearance and access support.

**Highlights:** Configurable columns (Text, Date, Person, List), Individual input masks for data entry, PDF creation and sharing, Template selection and CSV import, Customizable accent color, Entry sorting and reversal

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Fullversion for 1 month | $3.99 | per month |
| Fullversion for 1 year | $34.99 | per year |
| Lifetime-Fullversion | $49.99 | one-time |


### Boomer Cal

[App page](https://appshunter.io/ios/app/boomer-cal/id6761658683)

This app offers a simplified, visual calendar experience, reminiscent of a wall calendar, for iPhone and iPad users. It provides an at-a-glance yearly overview and allows for quick filtering of events using customizable pins. Your data remains private and is never collected or tracked.

**Highlights:** Full year view (portrait/landscape), Quick pins for calendar filtering, Smart pin suggestions, Integrates with Apple Calendars, 100% privacy, no ads or tracking, Dark mode support

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

**In-app purchases:** none


## Frequently asked questions

### Is Protocol Manager free?

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

### Is Boomer Cal free?

Boomer Cal costs $1.99, with no in-app purchases.

### Do Protocol Manager or Boomer Cal have ads?

Neither Protocol Manager nor Boomer Cal shows ads.

### Which is updated more often, Protocol Manager or Boomer Cal?

Protocol Manager ships an update weekly, and Boomer Cal every 3 days. Most recently, Protocol Manager was updated on October 12, 2026 and Boomer Cal on September 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.*