# EyeWiFi vs Vertical Calendar

The clearest difference is in-app purchases: EyeWiFi at none against Vertical Calendar's 2. EyeWiFi also leads on ads (none vs shown) and iOS requirement (9.3 vs 15.1). Vertical Calendar's advantage is update cadence (weekly vs every 2 months). On price and device support there is nothing between them.

Both are free to download. Vertical Calendar sells 2 in-app purchases, starting at $1.99 per month. EyeWiFi asks for nothing beyond the download.

EyeWiFi ships an update every 2 months, Vertical Calendar weekly. The most recent releases landed on October 15, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | EyeWiFi | Vertical Calendar |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/vertical-calendar-planner/id6751930821/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 2 months | **Weekly** |
| Monetization | **Free** | Free with in-app purchases |
| Size | 35 MB | 52 MB |
| Requires iOS | **9.3** | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Linea Light s.r.o](https://appshunter.io/developer/1326080820) | [naoki otsu](https://appshunter.io/developer/1082476153) |

## What reviewers say

### EyeWiFi

[App page](https://appshunter.io/ios/app/eyewifi/id1326102377)

Manage and control wireless lighting installations from smart devices or PCs. This technology offers intelligent lighting based on occupancy and natural light, saving energy and optimizing illumination for various environments.

**Highlights:** Wireless lighting configuration and control, Automatic brightness adjustment, Motion and brightness sensors, Energy consumption monitoring, Lighting scenario scheduling, Industry 4.0 integration

**Features:** macOS Compatibility

**In-app purchases:** none


### Vertical Calendar

[App page](https://appshunter.io/ios/app/vertical-calendar-planner/id6751930821)

Organize your life with a vertical monthly calendar and unlimited tabs. Easily create color-coded events, search your schedule, and enjoy offline access. Secure your data with biometric authentication.

**Highlights:** Vertical monthly calendar view, One-tap appointment creation, Unlimited tab creation for organization, Color-coded event highlighting, Global event search, Automatic backup and restore, Biometric authentication for security

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium | $1.99 | per month |
| Premium | $19.99 | per year |


## Frequently asked questions

### Is EyeWiFi free?

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

### Is Vertical Calendar free?

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

### Do EyeWiFi or Vertical Calendar have ads?

Vertical Calendar shows ads; EyeWiFi does not.

### Which is updated more often, EyeWiFi or Vertical Calendar?

EyeWiFi ships an update every 2 months, and Vertical Calendar weekly. Most recently, EyeWiFi was updated on October 15, 2026 and Vertical Calendar on October 7, 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.*