# Days Go By vs Protocol Tracker

The clearest difference is update cadence: Protocol Tracker at fortnightly against Days Go By's every 5 months. Days Go By's advantage is iOS requirement (14.0 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.

Days Go By ships an update every 5 months, Protocol Tracker fortnightly. The most recent releases landed on October 7, 2026 and October 10, 2026 respectively.

## The numbers

| Metric | Days Go By | Protocol Tracker |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/days-go-by-birthday-reminder/id1532277368/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 5 months | **Fortnightly** |
| Monetization | Free | — |
| Size | 36 MB | 2 MB |
| Requires iOS | **14.0** | 26 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Vladimir Kapustin](https://appshunter.io/developer/1532277370) | [Finnian Murphy](https://appshunter.io/developer/1820648351) |

## What reviewers say

### Days Go By

[App page](https://appshunter.io/ios/app/days-go-by-birthday-reminder/id1532277368)

Never forget a birthday again with this app. It allows you to add contacts, couples, and children, organize them into groups, and set unlimited reminders. Import contacts from social networks and other apps to ensure timely congratulations.

**Highlights:** Add contacts, couples, and children, Organize into groups, Unlimited reminders, Import from social networks, Import from other apps, Widget support

**Features:** macOS Compatibility

**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 Days Go By free?

Days Go By 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 Days Go By or Protocol Tracker have ads?

Neither Days Go By nor Protocol Tracker shows ads.

### Which is updated more often, Days Go By or Protocol Tracker?

Days Go By ships an update every 5 months, and Protocol Tracker fortnightly. Most recently, Days Go By was updated on October 7, 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.*