# Just Calendar vs AtomView

The clearest difference is rating: AtomView at 5.0 against Just Calendar's 4.3. AtomView also leads on in-app purchases (none vs 12) and iOS requirement (15.0 vs 18.0). Just Calendar's advantage is ratings volume (295 vs 1) and update cadence (weekly vs every 3 weeks). On price, ads and device support there is nothing between them.

Both are free to download. Just Calendar sells 12 in-app purchases, starting at $1.49 per 3 months. AtomView asks for nothing beyond the download.

AtomView holds the better App Store score, 5.0 against 4.3. That said, the two scores are not equally well evidenced: Just Calendar has 295 ratings behind it against 1, so its average is the more settled of the two.

Just Calendar ships an update weekly, AtomView every 3 weeks. The most recent releases landed on October 20, 2026 and October 4, 2026 respectively.

## The numbers

| Metric | Just Calendar | AtomView |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.3 (295 ratings)](https://appshunter.io/ios/app/just-calendar-complication/id1334608986/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/atomview/id1501115442/reviews)** |
| Number of ratings | **295** | 1 |
| Positive reviews | 36.6% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Weekly** | Every 3 weeks |
| Monetization | Free with in-app purchases | **Free** |
| Size | 40 MB | 79 MB |
| Requires iOS | 18.0 | **15.0** |
| Devices | iPhone, iPod, Apple Watch | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Tu Hoang](https://appshunter.io/developer/1078138581) | [Atomrock](https://appshunter.io/developer/1332473772) |

## What reviewers say

### Just Calendar

[App page](https://appshunter.io/ios/app/just-calendar-complication/id1334608986)

This app provides a straightforward calendar experience for your Apple Watch, offering enhanced viewing options for past and future events. It allows you to check dates, view schedules by week, month, or year, and quickly access event details directly from your watch face.

**Highlights:** View past and future event timelines, Calendar views: week, month, year, Date complication on watch face, Event complication on watch face, Customizable highlight color and layout

**Features:** macOS Compatibility

**In-app purchases (12)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Three Months Premium | $1.49 | per 3 months |
| Monthly Subscription | $1.99 | per month |
| One Year Premium | $6.99 | per year |
| 7-day Trial Premium | Free | one-time |
| Feature: Date Complication | $0.99 | one-time |
| Feature: Event Timeline | $0.99 | one-time |
| FULL VERSION | $1.99 | one-time |
| Feature: Date Complication | $1.99 | one-time |
| Feature: Paging Layout | $1.99 | one-time |
| Feature: Event Timeline | $1.99 | one-time |
| 33% OFF Premium | $2.99 | one-time |
| FULL VERSION | $9.99 | one-time |

**What reviewers like**

- 🗓️ Full month view
- 🔄 Syncs with Apple Calendar
- 🎨 Color-coded events
- 🌟 Better than Apple's calendar
- 📆 Year-round scrolling

**What reviewers complain about**

- 💸 Requires payment for full features
- ❌ Complications not working
- 🐛 App crashes frequently
- 🚫 Sync issues
- 💰 Bait and switch tactics

**Reported bugs**

- Complication not updating/showing random events
- App crashes on opening
- Syncing issues
- Payment not recognized
- App not opening after purchase

**Requested features**

- More complication options
- Calendar display in complications
- Ability to delete completed tasks directly
- Option to show tomorrow's events in complication when no current events
- 24-hour time format option


### AtomView

[App page](https://appshunter.io/ios/app/atomview/id1501115442)

Access an enterprise AIOT platform for real-time monitoring of devices and events across numerous global locations. View live feeds and playback recordings from edge AIOT devices through the cloud service. Requires an account for full functionality.

**Highlights:** Real-time device status monitoring, Event tracking and alerts, Live video feed access, Playback of recorded footage, Global location support, Edge AIOT device integration

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Just Calendar free?

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

### Is AtomView free?

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

### Which has better reviews, Just Calendar or AtomView?

AtomView is rated higher. Just Calendar averages 4.3 out of 5 from 295 ratings, while AtomView averages 5.0 from 1 ratings.

### Do Just Calendar or AtomView have ads?

Neither Just Calendar nor AtomView shows ads.

### Which is updated more often, Just Calendar or AtomView?

Just Calendar ships an update weekly, and AtomView every 3 weeks. Most recently, Just Calendar was updated on October 20, 2026 and AtomView on October 4, 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.*