# Anniversary Tracker Countdown vs Protocol Tracker

The clearest difference is update cadence: Anniversary Tracker Countdown at every 3 days against Protocol Tracker's fortnightly. Anniversary Tracker Countdown also leads on iOS requirement (17.6 vs 26). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Anniversary Tracker Countdown ships an update every 3 days, Protocol Tracker fortnightly. The most recent releases landed on October 24, 2026 and October 10, 2026 respectively.

## The numbers

| Metric | Anniversary Tracker Countdown | Protocol Tracker |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.6 (5 ratings)](https://appshunter.io/ios/app/anniversary-tracker-countdown/id6746628951/reviews)** | — |
| Number of ratings | **5** | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 days** | Fortnightly |
| Monetization | Free | — |
| Size | 9 MB | 2 MB |
| Requires iOS | **17.6** | 26 |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Aaron F Stephenson](https://appshunter.io/developer/391222344) | [Finnian Murphy](https://appshunter.io/developer/1820648351) |

## What reviewers say

### Anniversary Tracker Countdown

[App page](https://appshunter.io/ios/app/anniversary-tracker-countdown/id6746628951)

Never forget important dates again with this app. It helps you track and celebrate special moments like anniversaries, birthdays, and weddings with custom countdowns and reminders. Personalize your events with emojis and tags, and view them on your home screen with customizable widgets.

**Highlights:** Countdown widgets for home screen, Customizable event titles and emojis, Repeat event settings, Filtering and search functionality, iCloud synchronization

**In-app purchases:** none


### Protocol Tracker

[App page](https://appshunter.io/ios/app/protocol-tracker/id6748462072)

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

**In-app purchases:** none


## Frequently asked questions

### Is Anniversary Tracker Countdown free?

Anniversary Tracker Countdown is free to download, with no in-app purchases.

### Is Protocol Tracker free?

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

### Do Anniversary Tracker Countdown or Protocol Tracker have ads?

Neither Anniversary Tracker Countdown nor Protocol Tracker shows ads.

### Which is updated more often, Anniversary Tracker Countdown or Protocol Tracker?

Anniversary Tracker Countdown ships an update every 3 days, and Protocol Tracker fortnightly. Most recently, Anniversary Tracker Countdown was updated on October 24, 2026 and Protocol Tracker 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.*