# Bubble Level ( Water level ) vs StromStart

The clearest difference is review sentiment: StromStart at 100% against Bubble Level ( Water level )'s 29%. StromStart also leads on ads (none vs shown) and update cadence (every 3 weeks vs every 2 months). Bubble Level ( Water level )'s advantage is in-app purchases (none vs 2) and device support (3 vs 1). On price there is nothing between them.

Both are free to download. StromStart sells 2 one-off in-app purchases. Bubble Level ( Water level ) asks for nothing beyond the download.

Bubble Level ( Water level ) ships an update every 2 months, StromStart every 3 weeks. The most recent releases landed on November 6, 2026 and November 5, 2026 respectively.

## The numbers

| Metric | Bubble Level ( Water level ) | StromStart |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.8 (241 ratings)](https://appshunter.io/ios/app/bubble-level-water-level/id908924787/reviews)** | — |
| Number of ratings | **241** | — |
| Positive reviews | 28.6% of reviews | **100.0% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 2 months | **Every 3 weeks** |
| Monetization | Ad-supported | **Free** |
| Size | 6 MB | 24 MB |
| Requires iOS | **15.0** | 26.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [EONSOFT](https://appshunter.io/developer/899851112) | [Dominik Gausmann](https://appshunter.io/developer/1870320985) |

## What reviewers say

### Bubble Level ( Water level )

[App page](https://appshunter.io/ios/app/bubble-level-water-level/id908924787)

This utility app functions as a digital spirit level. It helps users determine horizontal and vertical alignment for various tasks, such as hanging frames or installing TVs. The app provides precise measurements for circular, X-axis, and Y-axis tilts.

**Highlights:** Digital spirit level, Horizontal and vertical alignment, Circular tilt measurement, X-axis tilt information, Y-axis tilt information

**Features:** Vision Pro support, iPhone Duo support

**In-app purchases:** none


### StromStart

[App page](https://appshunter.io/ios/app/stromstart-e-auto-and-ladecoach/id6782344533)

Understand EV charging, track electricity costs, and estimate your driving range with a reserve. This app guides you from considering an electric car to daily use, offering lessons, cost calculators, and range planning tools.

**Highlights:** 30-day electric car charging coach, Calculate and compare charging costs, Plan driving range with reserve, E-car lexicon with 32 articles, First week checklist for new EV owners

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Kleiner Kaffee | $1.99 | one-time |
| Großer Kaffee | $8.99 | one-time |


## Frequently asked questions

### Is Bubble Level ( Water level ) free?

Bubble Level ( Water level ) is free to download, with no in-app purchases.

### Is StromStart free?

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

### Do Bubble Level ( Water level ) or StromStart have ads?

Bubble Level ( Water level ) shows ads; StromStart does not.

### Which is updated more often, Bubble Level ( Water level ) or StromStart?

Bubble Level ( Water level ) ships an update every 2 months, and StromStart every 3 weeks. Most recently, Bubble Level ( Water level ) was updated on November 6, 2026 and StromStart on November 5, 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.*