# Solar Shading Survey vs Bubble Level & Clinometer

The clearest difference is iOS requirement: Solar Shading Survey at 17.6 against Bubble Level & Clinometer's 26.0. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Solar Shading Survey sells 2 in-app purchases, starting at $0.99 per month and Bubble Level & Clinometer sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

## The numbers

| Metric | Solar Shading Survey | Bubble Level & Clinometer |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Monthly | — |
| Size | 40 MB | 20 MB |
| Requires iOS | **17.6** | 26.0 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Frederic Billon](https://appshunter.io/developer/1811407676) | [Vidal de Wit](https://appshunter.io/developer/317768839) |

## What reviewers say

### Solar Shading Survey

[App page](https://appshunter.io/ios/app/solar-shading-survey/id6785455749)

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro | $0.99 | per month |
| Pro | $8.99 | per year |


### Bubble Level & Clinometer

[App page](https://appshunter.io/ios/app/bubble-level-and-clinometer/id6818427264)

**Features:** Family Sharing

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Bubble Level Pro | $3.99 | one-time |


## Frequently asked questions

### Is Solar Shading Survey free?

Solar Shading Survey is free to download, with in-app purchases available.

### Is Bubble Level & Clinometer free?

Bubble Level & Clinometer is free to download, with in-app purchases available.

### Do Solar Shading Survey or Bubble Level & Clinometer have ads?

Neither Solar Shading Survey nor Bubble Level & Clinometer shows ads.

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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.*