# Bubble Level + Compass Pro vs Nineteen Days Watch

The clearest difference is update cadence: Nineteen Days Watch at every 2 weeks against Bubble Level + Compass Pro's every 17 months. Bubble Level + Compass Pro's advantage is price ($0.99 vs $4.99) and iOS requirement (12.0 vs 16.4). On review sentiment, ads, in-app purchases and monetization model there is nothing between them.

Bubble Level + Compass Pro costs $0.99 and Nineteen Days Watch $4.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Bubble Level + Compass Pro ships an update every 17 months, Nineteen Days Watch every 2 weeks. The most recent releases landed on October 24, 2026 and October 8, 2026 respectively.

## The numbers

| Metric | Bubble Level + Compass Pro | Nineteen Days Watch |
| --- | --- | --- |
| Price | **$0.99** | $4.99 |
| Rating | **[5.0 (22 ratings)](https://appshunter.io/ios/app/bubble-level-plus-compass-pro/id988590222/reviews)** | — |
| Number of ratings | **22** | — |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 17 months | **Every 2 weeks** |
| Monetization | Paid | Paid |
| Size | 7 MB | 1 MB |
| Requires iOS | **12.0** | 16.4 |
| Devices | **iPhone, iPad, iPod, Apple Watch** | iPhone, iPad, Apple Watch |
| Age rating | 4+ | 4+ |
| Developer | [Dimitrios Kechagias](https://appshunter.io/developer/970157964) | [Nineteen Days,LLC](https://appshunter.io/developer/1702967329) |

## What reviewers say

### Bubble Level + Compass Pro

[App page](https://appshunter.io/ios/app/bubble-level-plus-compass-pro/id988590222)

This utility app provides a precise spirit level and compass for your iPhone and Apple Watch. Get live readings on your wrist, even when your phone's screen is out of sight. Features include bullseye, horizontal, and vertical levels with 0.1-degree precision.

**Highlights:** Bullseye, horizontal, and vertical levels, 0.1-degree precision, True and magnetic heading, Apple Watch companion app, Gyro or accelerometer sensor mode, Red-light night mode

**Features:** Apple Watch app, Vision Pro support

**In-app purchases:** none


### Nineteen Days Watch

[App page](https://appshunter.io/ios/app/nineteen-days-watch/id6463495054)

Track Bahá'í dates and Holy Days directly on your Apple Watch. This app provides seamless date conversion and integration into your daily life, keeping you connected to significant events in the Bahá'í Faith.

**Highlights:** Bahá'í date conversion, User-friendly design, Seamless Apple Watch integration, Continuous calendar updates, Track Holy Days

**Features:** macOS Compatibility, Apple Watch app

**In-app purchases:** none


## Frequently asked questions

### Is Bubble Level + Compass Pro free?

Bubble Level + Compass Pro costs $0.99, with no in-app purchases.

### Is Nineteen Days Watch free?

Nineteen Days Watch costs $4.99, with no in-app purchases.

### Do Bubble Level + Compass Pro or Nineteen Days Watch have ads?

Neither Bubble Level + Compass Pro nor Nineteen Days Watch shows ads.

### Which is updated more often, Bubble Level + Compass Pro or Nineteen Days Watch?

Bubble Level + Compass Pro ships an update every 17 months, and Nineteen Days Watch every 2 weeks. Most recently, Bubble Level + Compass Pro was updated on October 24, 2026 and Nineteen Days Watch on October 8, 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.*