# Vertical Calendar vs Keller Creative App

The clearest difference is ads: Keller Creative App at none against Vertical Calendar's shown. Keller Creative App also leads on monetization model (free vs ad-supported) and iOS requirement (16.6 vs 26.0). Vertical Calendar's advantage is ratings volume (8 vs 1). On price, rating, update cadence and in-app purchases there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

On the App Store both sit at effectively the same score — 4.9 for Vertical Calendar against 5.0 for Keller Creative App. That said, the two scores are not equally well evidenced: Vertical Calendar has 8 ratings behind it against 1, so its average is the more settled of the two.

Vertical Calendar ships an update every 5 months, Keller Creative App every 4 months. The most recent releases landed on November 3, 2026 and November 4, 2026 respectively.

## The numbers

| Metric | Vertical Calendar | Keller Creative App |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.9 (8 ratings)](https://appshunter.io/ios/app/vertical-calendar-schedule/id6446192313/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/keller-creative-app/id6736440898/reviews)** |
| Number of ratings | **8** | 1 |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | Every 5 months | **Every 4 months** |
| Monetization | Ad-supported | **Free** |
| Size | 10 MB | 307 MB |
| Requires iOS | 26.0 | **16.6** |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 17+ |
| Developer | [FugaPiyo Inc.](https://appshunter.io/developer/1497887610) | [KELLER GROUP, LLC](https://appshunter.io/developer/1772025734) |

## What reviewers say

### Vertical Calendar

[App page](https://appshunter.io/ios/app/vertical-calendar-schedule/id6446192313)

This productivity app offers a vertical calendar view with customizable holiday colors, notes, and reminder notifications. It supports multiple calendars, bulk operations, and memo search, all accessible through a URL scheme. Enjoy a dark mode and adjustable font sizes for a personalized scheduling experience.

**Highlights:** Vertical calendar view, Holiday and day off coloring, Notes and color settings, Reminder notifications, Bulk operations, Memo search, Dark mode

**In-app purchases:** none


### Keller Creative App

[App page](https://appshunter.io/ios/app/keller-creative-app/id6736440898)

This business companion app streamlines operations and client engagement. It integrates messaging, email, calls, reputation monitoring, scheduling, contact management, and payment processing into one easy-to-use platform.

**Highlights:** Integrated messaging, email, and call functionalities, Online reputation monitoring and review management, Built-in calendar and appointment scheduling, Contact management with up-to-date client information, Secure in-app payment processing and invoicing, Real-time notifications for leads and updates

**Features:** macOS Compatibility, Apple Wallet

**In-app purchases:** none


## Frequently asked questions

### Is Vertical Calendar free?

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

### Is Keller Creative App free?

Keller Creative App is free to download, with no in-app purchases.

### Which has better reviews, Vertical Calendar or Keller Creative App?

Keller Creative App is rated higher. Vertical Calendar averages 4.9 out of 5 from 8 ratings, while Keller Creative App averages 5.0 from 1 ratings.

### Do Vertical Calendar or Keller Creative App have ads?

Vertical Calendar shows ads; Keller Creative App does not.

### Which is updated more often, Vertical Calendar or Keller Creative App?

Vertical Calendar ships an update every 5 months, and Keller Creative App every 4 months. Most recently, Vertical Calendar was updated on November 3, 2026 and Keller Creative App on November 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.*