# Bubble Level + Measure Kit vs Tag Shark

The clearest difference is price: Bubble Level + Measure Kit at Free against Tag Shark's $2.99. Bubble Level + Measure Kit also leads on iOS requirement (17.0 vs 26.0). Tag Shark's advantage is update cadence (every 5 days vs every 3 months) and device support (4 vs 2). On ads, in-app purchases and monetization model there is nothing between them.

Bubble Level + Measure Kit is free to download; Tag Shark costs $2.99 up front. Bubble Level + Measure Kit sells 1 one-off in-app purchase and Tag Shark sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

Bubble Level + Measure Kit ships an update every 3 months, Tag Shark every 5 days. The most recent releases landed on November 1, 2026 and November 5, 2026 respectively.

## The numbers

| Metric | Bubble Level + Measure Kit | Tag Shark |
| --- | --- | --- |
| Price | **Free** | $2.99 |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/tag-shark-barcode-and-nfc/id6768006394/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | 12.5% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 5 days** |
| Monetization | Paid | Paid |
| Size | 3 MB | 16 MB |
| Requires iOS | **17.0** | 26.0 |
| Devices | iPhone, iPad | **iPhone, iPad, Mac, Apple Watch** |
| Age rating | 4+ | 4+ |
| Developer | [Sensonet](https://appshunter.io/developer/793745582) | [Schimera Pty Ltd](https://appshunter.io/developer/382551348) |

## What reviewers say

### 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 |


### Tag Shark

[App page](https://appshunter.io/ios/app/tag-shark-barcode-and-nfc/id6768006394)

Manage loyalty cards, membership barcodes, and create custom QR codes. Easily scan and store information, read and write NFC tags, and access essential cards on your Apple Watch.

**Highlights:** Scan and store unlimited barcodes, Create custom QR codes with logos and colors, Read and write NFC tags, Manage loyalty and membership cards, Sync data across Apple devices, Generate QR codes for contacts, links, and Wi-Fi

**Features:** Apple Watch app

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Creative Pro | $7.99 | one-time |


## Frequently asked questions

### Is Bubble Level + Measure Kit free?

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

### Is Tag Shark free?

Tag Shark costs $2.99, and also offers in-app purchases.

### Do Bubble Level + Measure Kit or Tag Shark have ads?

Neither Bubble Level + Measure Kit nor Tag Shark shows ads.

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

Bubble Level + Measure Kit ships an update every 3 months, and Tag Shark every 5 days. Most recently, Bubble Level + Measure Kit was updated on November 1, 2026 and Tag Shark 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.*