# TrueLevel Bubble Level vs Bubble Level

The clearest difference is ads: TrueLevel Bubble Level at none against Bubble Level's shown. Bubble Level's advantage is device support (3 vs 1) and iOS requirement (15.0 vs 18.0). On price, update cadence and in-app purchases there is nothing between them.

Both are free to download. TrueLevel Bubble Level sells 1 one-off in-app purchase and Bubble Level sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

TrueLevel Bubble Level ships an update fortnightly, Bubble Level every 2 weeks. The most recent releases landed on October 31, 2026 and November 6, 2026 respectively.

## The numbers

| Metric | TrueLevel Bubble Level | Bubble Level |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (2 ratings)](https://appshunter.io/ios/app/bubble-level-diy-angle-finder/id6816330217/reviews)** |
| Number of ratings | — | **2** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | Yes | Yes |
| Ads | **No** | Yes |
| Update frequency | **Fortnightly** | Every 2 weeks |
| Monetization | — | Free with in-app purchases |
| Size | 12 MB | 11 MB |
| Requires iOS | 18.0 | **15.0** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Ilia Filiaev](https://appshunter.io/developer/1742628366) | [Tianyu Lu](https://appshunter.io/developer/6810794695) |

## What reviewers say

### TrueLevel Bubble Level

[App page](https://appshunter.io/ios/app/truelevel-bubble-level/id6776346163)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| TrueLevel Pro | $4.99 | one-time |


### Bubble Level

[App page](https://appshunter.io/ios/app/bubble-level-diy-angle-finder/id6816330217)

Transform your device into a precise spirit level and inclinometer. Features innovative face-down measurement, dual bullseye and tubular levels, and audio/haptic feedback for accurate alignment in various projects.

**Highlights:** Face-down precision mode, Dual bullseye and tubular levels, Audio and haptic zero feedback, Relative zero and calibration, Angle lock/hold, Digital angle readout

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads | $1.99 | one-time |


## Frequently asked questions

### Is TrueLevel Bubble Level free?

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

### Is Bubble Level free?

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

### Do TrueLevel Bubble Level or Bubble Level have ads?

Bubble Level shows ads; TrueLevel Bubble Level does not.

### Which is updated more often, TrueLevel Bubble Level or Bubble Level?

TrueLevel Bubble Level ships an update fortnightly, and Bubble Level every 2 weeks. Most recently, TrueLevel Bubble Level was updated on October 31, 2026 and Bubble Level on November 6, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*