# RIDGID Level vs Plumb

The clearest difference is review sentiment: Plumb at 100% against RIDGID Level's 43%. Plumb also leads on rating (4.6 vs 3.9) and update cadence (every 3 weeks vs every 13 months). RIDGID Level's advantage is in-app purchases (none vs 1) and ratings volume (41 vs 10). On price, ads, monetization model and device support there is nothing between them.

Both are free to download. Plumb sells 1 in-app purchase, starting at $9.99 per year. RIDGID Level asks for nothing beyond the download.

Plumb holds the better App Store score, 4.6 against 3.9. Both are backed by a comparable volume of ratings — 41 and 10 respectively. Written reviews point the same way: 43% of RIDGID Level's written reviews are positive against 100% of Plumb's.

RIDGID Level ships an update every 13 months, Plumb every 3 weeks. The most recent releases landed on November 6, 2026 and November 5, 2026 respectively.

## The numbers

| Metric | RIDGID Level | Plumb |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.9 (41 ratings)](https://appshunter.io/ios/app/ridgid-level/id444491222/reviews) | **[4.6 (10 ratings)](https://appshunter.io/ios/app/plumb-bubble-spirit-level/id6760734372/reviews)** |
| Number of ratings | **41** | 10 |
| Positive reviews | 43.5% of reviews | **100.0% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 13 months | **Every 3 weeks** |
| Monetization | Free | Free |
| Size | 7 MB | 2 MB |
| Requires iOS | 17.6 | **16.0** |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [RIDGID Software Solutions](https://appshunter.io/developer/444491225) | [National Tool Works LLC](https://appshunter.io/developer/1885230787) |

## What reviewers say

### RIDGID Level

[App page](https://appshunter.io/ios/app/ridgid-level/id444491222)

This utility app uses your phone's sensors to provide precise leveling and plumb measurements. It features three vials for plumb, level, and 45° angles, with an option to overlay readings on your camera view. Calibration is available to ensure accuracy.

**Highlights:** Plumb, level, and 45° miter vials, Real-time measurement display, Camera overlay for leveling information, Vertical and horizontal vial calibration, Sensor-based accuracy

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

**In-app purchases:** none

**What reviewers like**

- 👍 Useful for vehicle camping
- 👍 No ads or in-app purchases
- 👍 Smooth and easy to use
- 👍 Works great for simple tasks
- 👍 Free to use

**What reviewers complain about**

- 🐛 Inaccurate readings
- 🐛 Calibration issues
- 🐛 Limited precision (whole numbers only)
- 🐛 Does not support vertical/plumb use
- 🐛 Crashes frequently after updates

**Reported bugs**

- App crashes upon opening
- App will not stay on phone
- App crashes while loading after update
- App does not open after latest update
- 2.0 update keeps crashing

**Requested features**

- Display grade per foot
- Save calibration between uses
- Add sound for alone use
- Update camera function for iOS 8
- Add option to revert to old screen layout


### Plumb

[App page](https://appshunter.io/ios/app/plumb-bubble-spirit-level/id6760734372)

This tool simulates a physical spirit level with realistic physics and fluid optics. It offers multiple display modes for angles and surfaces, with customizable feedback for precise measurements. Features include calibration, night mode, and various themes for different lighting conditions.

**Highlights:** Realistic bubble level physics, Surface bullseye level, Customizable angle measurement, Multiple display modes, Auto-orientation detection, Hold reading function, Visual, audio, and haptic feedback

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Plumb Pro | $9.99 | per year |


## Frequently asked questions

### Is RIDGID Level free?

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

### Is Plumb free?

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

### Which has better reviews, RIDGID Level or Plumb?

Plumb is rated higher. RIDGID Level averages 3.9 out of 5 from 41 ratings, while Plumb averages 4.6 from 10 ratings.

### Do RIDGID Level or Plumb have ads?

Neither RIDGID Level nor Plumb shows ads.

### Which is updated more often, RIDGID Level or Plumb?

RIDGID Level ships an update every 13 months, and Plumb every 3 weeks. Most recently, RIDGID Level was updated on November 6, 2026 and Plumb 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.*