# Klender Pro Calendar vs Studio Clock

The clearest difference is price: Studio Clock at Free against Klender Pro Calendar's $0.99. Studio Clock also leads on rating (5.0 vs 1.0) and in-app purchases (none vs 1). Klender Pro Calendar's advantage is iOS requirement (12.0 vs 16.6). On ratings volume, ads and device support there is nothing between them.

Studio Clock is free to download; Klender Pro Calendar costs $0.99 up front. Klender Pro Calendar sells 1 one-off in-app purchase. Studio Clock asks for nothing beyond the download.

Studio Clock holds the better App Store score, 5.0 against 1.0. Both are backed by a comparable volume of ratings — 1 and 1 respectively.

Klender Pro Calendar ships an update every 6 weeks, Studio Clock every 3 days. The most recent releases landed on October 29, 2026 and October 28, 2026 respectively.

## The numbers

| Metric | Klender Pro Calendar | Studio Clock |
| --- | --- | --- |
| Price | $0.99 | **Free** |
| Rating | [1.0 (1 ratings)](https://appshunter.io/ios/app/klender-pro-calendar/id1508858177/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/studio-clock-studio-uhr/id6741894183/reviews)** |
| Number of ratings | 1 | 1 |
| Positive reviews | 80.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 6 weeks | **Every 3 days** |
| Monetization | Paid | **Free** |
| Size | 44 MB | 1 MB |
| Requires iOS | **12.0** | 16.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 12+ | 4+ |
| Developer | [Toni Granados Martinez](https://appshunter.io/developer/1207780952) | [Noah Patrick Redeker](https://appshunter.io/developer/1796112418) |

## What reviewers say

### Klender Pro Calendar

[App page](https://appshunter.io/ios/app/klender-pro-calendar/id1508858177)

Organize your personal and professional life with a dynamic and intuitive calendar. It features a visually appealing interface with emojis and offers advanced options like calendar grouping, event repetition, and participant sharing.

**Highlights:** Calendar grouping, Event creation and modification, Customizable calendar icons with emojis, Recurring event setup, Participant management and sharing, Export to CSV and PDF, iOS calendar synchronization

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Klender Premium | $2.99 | one-time |


### Studio Clock

[App page](https://appshunter.io/ios/app/studio-clock-studio-uhr/id6741894183)

A minimalist clock designed for Apple devices. It offers a straightforward time display without unnecessary features, focusing on simplicity and ease of use. Future updates are planned to introduce more functionality.

**Highlights:** Minimalist design, Simple time display, iPhone, iPad, and Mac support, Focus on core functionality, Future feature updates planned

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Klender Pro Calendar free?

Klender Pro Calendar costs $0.99, and also offers in-app purchases.

### Is Studio Clock free?

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

### Which has better reviews, Klender Pro Calendar or Studio Clock?

Studio Clock is rated higher. Klender Pro Calendar averages 1.0 out of 5 from 1 ratings, while Studio Clock averages 5.0 from 1 ratings.

### Do Klender Pro Calendar or Studio Clock have ads?

Neither Klender Pro Calendar nor Studio Clock shows ads.

### Which is updated more often, Klender Pro Calendar or Studio Clock?

Klender Pro Calendar ships an update every 6 weeks, and Studio Clock every 3 days. Most recently, Klender Pro Calendar was updated on October 29, 2026 and Studio Clock on October 28, 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.*