# RIDGID Level vs AB Level and Measure Tool

The clearest difference is review sentiment: RIDGID Level at 43% against AB Level and Measure Tool's 0%. RIDGID Level also leads on rating (3.9 vs 3.0) and ads (none vs shown). AB Level and Measure Tool's advantage is update cadence (every 9 days vs every 13 months) and iOS requirement (15.5 vs 17.6). On price, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

RIDGID Level holds the better App Store score, 3.9 against 3.0. That said, the two scores are not equally well evidenced: RIDGID Level has 41 ratings behind it against 2, so its average is the more settled of the two. Written reviews point the same way: 43% of RIDGID Level's written reviews are positive against 0% of AB Level and Measure Tool's.

RIDGID Level ships an update every 13 months, AB Level and Measure Tool every 9 days. The most recent releases landed on November 6, 2026 and November 3, 2026 respectively.

## The numbers

| Metric | RIDGID Level | AB Level and Measure Tool |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.9 (41 ratings)](https://appshunter.io/ios/app/ridgid-level/id444491222/reviews)** | [3.0 (2 ratings)](https://appshunter.io/ios/app/ab-level-and-measure-tool/id1635040877/reviews) |
| Number of ratings | **41** | 2 |
| Positive reviews | **43.5% of reviews** | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Every 13 months | **Every 9 days** |
| Monetization | **Free** | Ad-supported |
| Size | 7 MB | 4 MB |
| Requires iOS | 17.6 | **15.5** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [RIDGID Software Solutions](https://appshunter.io/developer/444491225) | [David King](https://appshunter.io/developer/1481611999) |

## 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


### AB Level and Measure Tool

[App page](https://appshunter.io/ios/app/ab-level-and-measure-tool/id1635040877)

Measure vertical, horizontal, and slope distances between two points by tapping on your screen. Get instant results for grade rods, height differences, horizontal runs, rise per foot, and total distance with precise measurements.

**Highlights:** Measure vertical grade rods, Calculate height differences, Determine horizontal runs, Show rise per foot, Measure distance between points, Precise measurements to 1/16", Virtual water table adjustment

**In-app purchases:** none


## Frequently asked questions

### Is RIDGID Level free?

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

### Is AB Level and Measure Tool free?

AB Level and Measure Tool is free to download, with no in-app purchases.

### Which has better reviews, RIDGID Level or AB Level and Measure Tool?

RIDGID Level is rated higher. RIDGID Level averages 3.9 out of 5 from 41 ratings, while AB Level and Measure Tool averages 3.0 from 2 ratings.

### Do RIDGID Level or AB Level and Measure Tool have ads?

AB Level and Measure Tool shows ads; RIDGID Level does not.

### Which is updated more often, RIDGID Level or AB Level and Measure Tool?

RIDGID Level ships an update every 13 months, and AB Level and Measure Tool every 9 days. Most recently, RIDGID Level was updated on November 6, 2026 and AB Level and Measure Tool on November 3, 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.*