# iGian vs Bubble Level + Measure Kit

The clearest difference is in-app purchases: iGian at none against Bubble Level + Measure Kit's 1. iGian also leads on iOS requirement (12.0 vs 17.0). Bubble Level + Measure Kit's advantage is review sentiment (13% vs 0%). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. Bubble Level + Measure Kit sells 1 one-off in-app purchase. iGian asks for nothing beyond the download.

Both ship on a similar rhythm, roughly every 3 months. The most recent releases landed on November 6, 2026 and November 1, 2026 respectively.

## The numbers

| Metric | iGian | Bubble Level + Measure Kit |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 0.0% of reviews | **12.5% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 3 months | Every 3 months |
| Monetization | **Free** | Paid |
| Size | 2 MB | 3 MB |
| Requires iOS | **12.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Gian Vitale Da Rin Vidal](https://appshunter.io/developer/531182825) | [Sensonet](https://appshunter.io/developer/793745582) |

## What reviewers say

### iGian

[App page](https://appshunter.io/ios/app/igian/id788293075)

A straightforward calculator employing Reverse Polish Notation (RPN) for efficient calculations. It offers a simple interface for users who prefer this input method. Ideal for quick mathematical operations without complex menus.

**Highlights:** Reverse Polish Notation (RPN) input, Simple and intuitive interface, Efficient calculation method, Designed for quick operations

**Features:** macOS Compatibility

**In-app purchases:** none


### Bubble Level + Measure Kit

[App page](https://appshunter.io/ios/app/bubble-level-plus-measure-kit/id806787408)

This utility app turns your device into a high-precision spirit level. Measure angles on any surface with a beautifully designed interface. Available at a special limited-time price.

**Highlights:** High precision spirit level, Angle measurement, Beautifully designed UI, Pocket-sized utility, iPhone and iPad compatible

**Features:** macOS Compatibility, Family Sharing

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro | $1.99 | one-time |


## Frequently asked questions

### Is iGian free?

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

### Is Bubble Level + Measure Kit free?

Bubble Level + Measure Kit is free to download, with in-app purchases available.

### Do iGian or Bubble Level + Measure Kit have ads?

Neither iGian nor Bubble Level + Measure Kit shows ads.

### Which is updated more often, iGian or Bubble Level + Measure Kit?

iGian ships an update every 3 months, and Bubble Level + Measure Kit every 3 months. Most recently, iGian was updated on November 6, 2026 and Bubble Level + Measure Kit on November 1, 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.*