# QEC Calculator vs Level Tool

The clearest difference is in-app purchases: QEC Calculator at none against Level Tool's 3. QEC Calculator also leads on update cadence (daily vs every 2 weeks) and iOS requirement (12.0 vs 17.0). On price, ads and device support there is nothing between them.

Both are free to download. Level Tool sells 3 in-app purchases, starting at $2.99 per 7 days. QEC Calculator asks for nothing beyond the download.

QEC Calculator ships an update daily, Level Tool every 2 weeks. The most recent releases landed on October 5, 2026 and October 4, 2026 respectively.

## The numbers

| Metric | QEC Calculator | Level Tool |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (3 ratings)](https://appshunter.io/ios/app/level-tool-angle-measure/id6746223864/reviews)** |
| Number of ratings | — | **3** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Daily** | Every 2 weeks |
| Monetization | — | Free with in-app purchases |
| Size | 31 MB | 16 MB |
| Requires iOS | **12.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Occupational Health Clinics for Ontario Workers](https://appshunter.io/developer/930198232) | [Mobile Card Games & Travel Apps LLC](https://appshunter.io/developer/453389232) |

## What reviewers say

### QEC Calculator

[App page](https://appshunter.io/ios/app/qec-calculator/id6743707589)

**Features:** macOS Compatibility

**In-app purchases:** none


### Level Tool

[App page](https://appshunter.io/ios/app/level-tool-angle-measure/id6746223864)

This tool provides professional-grade angle measurements with high precision, transforming your device into an inclinometer and level. It offers real-time readings, multiple units, and advanced features for construction, automotive, and accessibility tasks. Export and share detailed reports for any project.

**Highlights:** 0.1° precision measurements, Real-time pitch, roll, and yaw readings, Multiple units (degrees, percentages, ratios), Audio feedback and voice announcements, Measurement history with export options, Professional modes for construction and automotive

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Level Tool Pro | $2.99 | per 7 days |
| Precision Level Pro Annual | $14.99 | per year |
| Angle Finder Pro | $9.99 | one-time |


## Frequently asked questions

### Is QEC Calculator free?

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

### Is Level Tool free?

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

### Do QEC Calculator or Level Tool have ads?

Neither QEC Calculator nor Level Tool shows ads.

### Which is updated more often, QEC Calculator or Level Tool?

QEC Calculator ships an update daily, and Level Tool every 2 weeks. Most recently, QEC Calculator was updated on October 5, 2026 and Level Tool on October 4, 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.*