# DrGrouper vs Days Reminder

The clearest difference is review sentiment: Days Reminder at 100% against DrGrouper's 22%. Days Reminder also leads on update cadence (every 5 days vs every 9 months). DrGrouper's advantage is in-app purchases (none vs 1) and iOS requirement (13.0 vs 15.0). On price, ads and device support there is nothing between them.

Both are free to download. Days Reminder sells 1 in-app purchase, starting at $1.99 per year. DrGrouper asks for nothing beyond the download.

DrGrouper ships an update every 9 months, Days Reminder every 5 days. The most recent releases landed on October 11, 2026 and October 14, 2026 respectively.

## The numbers

| Metric | DrGrouper | Days Reminder |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/days-reminder-count-calendar/id6751876592/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | 22.2% of reviews | **100.0% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 9 months | **Every 5 days** |
| Monetization | **Free** | Freemium |
| Size | 38 MB | 61 MB |
| Requires iOS | **13.0** | 15.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [REEA SRL](https://appshunter.io/developer/309575020) | [Shenzhen Tudan E - Commerce Co., Ltd](https://appshunter.io/developer/1832925567) |

## What reviewers say

### DrGrouper

[App page](https://appshunter.io/ios/app/drgrouper/id1069842893)

This utility app calculates the relative value for any medical case based on DRG grouping. It includes all diagnostic and procedure codes with search functionality and a medical events calendar. The app is designed for physicians and does not collect personal patient data.

**Highlights:** DRG grouping for relative case value, Comprehensive diagnostic codes, Comprehensive procedure codes, Search by code or keyword, Medical events calendar, No personal patient data used

**In-app purchases:** none


### Days Reminder

[App page](https://appshunter.io/ios/app/days-reminder-count-calendar/id6751876592)

Easily track important dates like birthdays, anniversaries, and exams with customizable reminders. This tool helps you never miss a special moment with its clean interface and multiple themes. Enjoy unlimited countdowns and a personalized time management experience.

**Highlights:** Unlimited countdowns and anniversaries, Flexible reminders, Clean and elegant UI, Multiple themes, Supports English and Chinese

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Annual | $1.99 | per year |


## Frequently asked questions

### Is DrGrouper free?

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

### Is Days Reminder free?

Days Reminder is free to download, with in-app purchases available.

### Do DrGrouper or Days Reminder have ads?

Neither DrGrouper nor Days Reminder shows ads.

### Which is updated more often, DrGrouper or Days Reminder?

DrGrouper ships an update every 9 months, and Days Reminder every 5 days. Most recently, DrGrouper was updated on October 11, 2026 and Days Reminder on October 14, 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.*