# NoLen vs OwlCal

The clearest difference is in-app purchases: NoLen at none against OwlCal's 1. NoLen also leads on update cadence (every 2 days vs every 4 days). OwlCal's advantage is iOS requirement (15.0 vs 18.0). On price, ads and device support there is nothing between them.

Both are free to download. OwlCal sells 1 in-app purchase, starting at $9.99 per year. NoLen asks for nothing beyond the download.

NoLen ships an update every 2 days, OwlCal every 4 days. Both last shipped on October 24, 2026.

## The numbers

| Metric | NoLen | OwlCal |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (9 ratings)](https://appshunter.io/ios/app/owlcal/id6788600260/reviews)** |
| Number of ratings | — | **9** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 2 days** | Every 4 days |
| Monetization | — | Free with in-app purchases |
| Size | 7 MB | 42 MB |
| Requires iOS | 18.0 | **15.0** |
| Devices | iPhone, iPad, Mac | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [RYO KOJIMA](https://appshunter.io/developer/6777961762) | [SignOut](https://appshunter.io/developer/1840577483) |

## What reviewers say

### NoLen

[App page](https://appshunter.io/ios/app/nolen/id6777961760)

**Features:** Vision Pro support

**In-app purchases:** none


### OwlCal

[App page](https://appshunter.io/ios/app/owlcal/id6788600260)

This app centralizes family schedules with color-coded calendars for each member. It allows for shared shopping and to-do lists, meal planning, and integration with existing calendars. It also supports creating profiles for children without requiring individual accounts.

**Highlights:** Color-coded family calendars, Shared shopping and to-do lists, Integrated meal planner, Child profiles without accounts, Subscription to external calendars, Event reminders with attendee details

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| OwlCal Yearly | $9.99 | per year |


## Frequently asked questions

### Is NoLen free?

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

### Is OwlCal free?

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

### Do NoLen or OwlCal have ads?

Neither NoLen nor OwlCal shows ads.

### Which is updated more often, NoLen or OwlCal?

NoLen ships an update every 2 days, and OwlCal every 4 days. Most recently, NoLen was updated on October 24, 2026 and OwlCal on October 24, 2026.

---

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