# Nucleus EMR vs DayViewer

The clearest difference is in-app purchases: Nucleus EMR at none against DayViewer's 7. Nucleus EMR also leads on iOS requirement (11.0 vs 14.0). DayViewer's advantage is update cadence (every 3 weeks vs every 2 months). On price, ads and device support there is nothing between them.

Both are free to download. DayViewer sells 7 in-app purchases, starting at $8.99 per month. Nucleus EMR asks for nothing beyond the download.

Nucleus EMR ships an update every 2 months, DayViewer every 3 weeks. The most recent releases landed on October 15, 2026 and October 10, 2026 respectively.

## The numbers

| Metric | Nucleus EMR | DayViewer |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.0 (1 ratings)](https://appshunter.io/ios/app/dayviewer/id1618769018/reviews)** |
| Number of ratings | — | **1** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 3 weeks** |
| Monetization | — | Free with in-app purchases |
| Size | 87 MB | 21 MB |
| Requires iOS | **11.0** | 14.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 17+ | 12+ |
| Developer | [cSoft Technologies Private Limited](https://appshunter.io/developer/1453352293) | [DayViewer Limited](https://appshunter.io/developer/1618769020) |

## What reviewers say

### Nucleus EMR

[App page](https://appshunter.io/ios/app/nucleus-emr/id1453352294)

**Features:** macOS Compatibility

**In-app purchases:** none


### DayViewer

[App page](https://appshunter.io/ios/app/dayviewer/id1618769018)

This app combines calendar planning, task management, and note organization into a single, user-friendly interface. It helps individuals and teams manage schedules, appointments, and projects efficiently. The tool offers a flexible system for planning daily activities and tracking progress.

**Highlights:** Calendar Planner, Task Management, Notes System, Team Collaboration, Reminders & Notifications, Boards System (Kanban, Slides, Cards), Filters & Search

**Features:** Vision Pro support

**In-app purchases (7)**

| Purchase | Price | Billing |
| --- | --- | --- |
| DayViewer Pro Monthly | $8.99 | per month |
| Chat AI Monthly Plan | $12.99 | per month |
| DayViewer Pro Monthly | $14.99 | per month |
| Chat AI 6-Monthly | $69.99 | per 6 months |
| DayViewer Pro Annual Plan | $75.99 | per year |
| AI Assistant - Yearly | $124.99 | per year |
| DayViewer Pro Annual | $129.99 | per year |


## Frequently asked questions

### Is Nucleus EMR free?

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

### Is DayViewer free?

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

### Do Nucleus EMR or DayViewer have ads?

Neither Nucleus EMR nor DayViewer shows ads.

### Which is updated more often, Nucleus EMR or DayViewer?

Nucleus EMR ships an update every 2 months, and DayViewer every 3 weeks. Most recently, Nucleus EMR was updated on October 15, 2026 and DayViewer 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.*