# AR Models Manager vs Solid Calendar

The clearest difference is price: Solid Calendar at Free against AR Models Manager's $1.99. Solid Calendar also leads on update cadence (fortnightly vs every 38 months). AR Models Manager's advantage is in-app purchases (none vs 2) and iOS requirement (14.1 vs 16.0). On ads and device support there is nothing between them.

Solid Calendar is free to download; AR Models Manager costs $1.99 up front. Solid Calendar sells 2 one-off in-app purchases. AR Models Manager asks for nothing beyond the download.

AR Models Manager ships an update every 38 months, Solid Calendar fortnightly. The most recent releases landed on October 26, 2026 and October 27, 2026 respectively.

## The numbers

| Metric | AR Models Manager | Solid Calendar |
| --- | --- | --- |
| Price | $1.99 | **Free** |
| Rating | — | **[4.9 (120 ratings)](https://appshunter.io/ios/app/solid-calendar/id6448245807/reviews)** |
| Number of ratings | — | **120** |
| Positive reviews | — | 78.9% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 38 months | **Fortnightly** |
| Monetization | — | Paid |
| Size | 1 MB | 19 MB |
| Requires iOS | **14.1** | 16.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, Mac |
| Age rating | 4+ | 4+ |
| Developer | [Gianluca Natalini](https://appshunter.io/developer/348380792) | [Solid Apps S.R.L.](https://appshunter.io/developer/1653740418) |

## What reviewers say

### AR Models Manager

[App page](https://appshunter.io/ios/app/ar-models-manager/id1356995406)

**Features:** macOS Compatibility

**In-app purchases:** none


### Solid Calendar

[App page](https://appshunter.io/ios/app/solid-calendar/id6448245807)

This app helps you manage your time, tasks, and events with a natural language interface. It acts as a digital planner, rotating schedule manager, and reminder system, syncing with your existing device calendars for seamless organization.

**Highlights:** Add events with natural language input, Calendar planner with intuitive interface, Digital planner for tasks and to-do lists, Rotating schedule management, Quick join for video calls, Reminders and smart notifications, Multiple layout options

**Features:** Family Sharing, Vision Pro support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Unlock this app (lifetime) | $4.99 | one-time |
| Unlock ALL 10 Solid Apps (lifetime) | $9.99 | one-time |

**What reviewers like**

- ✨ Brilliant app overall
- 👍 Easy to use interface
- 🎨 Visually appealing design
- 💰 Affordable one-time purchase
- 🚀 Fast loading and performance

**What reviewers complain about**

- 🤔 Account required for sync
- 📅 Weekly view horizontal events
- 🐛 Sync issues with date
- ❓ Widgets feel like afterthought
- 🐛 App crashes after update

**Reported bugs**

- Date is a day behind in Australia
- Jumps back to today's date when viewing future dates
- App crashes every time after last update
- Changing daily event time affects rest of week incorrectly
- Weekly view shows all-day events horizontally like timed events

**Requested features**

- Display checkmarks for finished appointments
- Better task management landing pad, floating to-dos
- Option to display little checkmarks for finished appointments
- Floating to-do's on widget page
- Option to display little checkmarks for finished appointments


## Frequently asked questions

### Is AR Models Manager free?

AR Models Manager costs $1.99, with no in-app purchases.

### Is Solid Calendar free?

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

### Do AR Models Manager or Solid Calendar have ads?

Neither AR Models Manager nor Solid Calendar shows ads.

### Which is updated more often, AR Models Manager or Solid Calendar?

AR Models Manager ships an update every 38 months, and Solid Calendar fortnightly. Most recently, AR Models Manager was updated on October 26, 2026 and Solid Calendar on October 27, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*