# Life Calendar vs OpenShape3D

The clearest difference is in-app purchases: OpenShape3D at none against Life Calendar's 3. Life Calendar's advantage is iOS requirement (13.0 vs 17.0). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. Life Calendar sells 3 in-app purchases, starting at $4.99 per month. OpenShape3D asks for nothing beyond the download.

Life Calendar ships an update fortnightly, OpenShape3D every 3 weeks. Both last shipped on October 31, 2026.

## The numbers

| Metric | Life Calendar | OpenShape3D |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.8 (4 ratings)](https://appshunter.io/ios/app/openshape3d/id6792536439/reviews)** |
| Number of ratings | — | **4** |
| Positive reviews | — | 75.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Fortnightly** | Every 3 weeks |
| Monetization | — | Free |
| Size | 36 MB | 51 MB |
| Requires iOS | **13.0** | 17.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, Mac |
| Age rating | 4+ | 4+ |
| Developer | [Nguyen Manh](https://appshunter.io/developer/1500937406) | [Laan Labs](https://appshunter.io/developer/310916919) |

## What reviewers say

### Life Calendar

[App page](https://appshunter.io/ios/app/life-calendar-stillweeks/id6763835879)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly | $4.99 | per month |
| Yearly Pro | $24.99 | per year |
| LifeTimePro | $69.99 | one-time |


### OpenShape3D

[App page](https://appshunter.io/ios/app/openshape3d/id6792536439)

Create precise 3D models directly on your mobile device using intuitive touch controls. This app offers robust sketching tools, advanced solid modeling operations, and various viewing modes, all powered by a professional-grade geometry kernel.

**Highlights:** Direct-modeling CAD for touch, Professional-grade B-rep kernel, Advanced 2D sketching with constraints, Extrude, revolve, sweep, and loft operations, Live preview for fillets and chamfers, Import/export STL, OBJ, DXF, and more, AR preview with Quick Look

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Life Calendar free?

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

### Is OpenShape3D free?

OpenShape3D is free to download, with no in-app purchases.

### Do Life Calendar or OpenShape3D have ads?

Neither Life Calendar nor OpenShape3D shows ads.

### Which is updated more often, Life Calendar or OpenShape3D?

Life Calendar ships an update fortnightly, and OpenShape3D every 3 weeks. Most recently, Life Calendar was updated on October 31, 2026 and OpenShape3D on October 31, 2026.

---

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