Mac Tools vs LD Atlas
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Mac Tools
This utility transforms your smartphone into a sound and vibration detection tool for diagnosing issues in vehicles and machinery. It helps pinpoint rattles, squeaks, and grinding sounds, making repairs easier.
- Sound & vibration detection
- Locates defective parts
- User-friendly interface
- Analog/Digital display options
- Adjustable sound settings
- Informative user guide
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The Mac Tools SmartEAR2 Sound & Vibration Detection app was developed to help assist the service technician in locating and finding defective or worn parts in automobiles, heavy machinery or industrial equipment where vibration, rattles, squeaks and grinding sounds would be associated making the task very difficult or impossible to diagnose. When used with our specially designed hardware kits your smartphone will be transformed into a state of the art Sound & Vibration Detection Technicians Tool, allowing for ease of locating and finding those troubled areas. NOTE: Additional hardware is required to use this app. For information on how to purchase hardware please contact your local Mac Tools Distributor or call 1-800-MAC-TOOLS Features: User friendly interface and intuitive operation. Sound level reading displays average, peak and real-time values. Sound level readings are displayed in either Analog or Digital. Analog and Digital readings have 2 display panels the user can choose from. Analog Meter or Analog Wave-Form. Digital Numeric or Digital Bar Graph. Background sound off-setting, sample rates, decibel off-setting can be manually be set. Reset/Refresh buttons reset/refresh values to default settings. Sound Level Reading Sampling Rate Decibel Off-set Master Volume Control User information guide includes informative facts about sound perception and permissible noise level exposure as well as a sound level comparison reference chart. Additional Information: Required: Any iOS device running iOS5.0+. Recommended: iPhone 4 and newer/ iPod Touch 4 and newer. Compatible: iPad 2 and newer.
LD Atlas
This application connects to specific noise dosimeters and vibration meters via Bluetooth or WiFi. It enables users to monitor meter status, perform calibrations, conduct measurements, and generate detailed PDF reports for analysis.
- Bluetooth/WiFi connectivity
- Meter status monitoring
- Calibration
- Measurement execution
- Data review
- PDF report generation
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LD Atlas allows you to communicate via Bluetooth or WiFi with Larson Davis Spartan Noise Dosimeters - Models 730 and 730IS, Human Vibration Meters - Model HVM200, Spartan 821/721, and SoundExpert 821/721. You can view meter status, calibrate meters, make measurements, review measurement data, create and view PDF reports, and analyze data. Due to restrictions introduced in iOS, this version of Atlas does not support the 831C. Please contact support for alternatives or assistance.
Screenshots
Verdict
The clearest difference is update cadence: LD Atlas at every 2 months against Mac Tools's every 23 months. LD Atlas also leads on ratings volume (4 vs 1). On price, rating, ads and in-app purchases there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
On the App Store both sit at effectively the same score — 5.0 for Mac Tools against 5.0 for LD Atlas. Both are backed by a comparable volume of ratings — 1 and 4 respectively.
Mac Tools ships an update every 23 months, LD Atlas every 2 months. The most recent releases landed on September 10, 2026 and September 14, 2026 respectively.
| Parameter | Mac Tools | LD Atlas |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (1 ratings) | 5.0 (4 ratings) |
| Positive reviews | 100.0% of reviews | — |
| Number of ratings | 1 | 4 — better |
| Update frequency | Every 23 months | Every 2 months — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 15.0 | 14.0 — better |
| Further details — not scored | ||
| Size | 12 MB | 219 MB |
| Age rating | 4+ | 4+ |
| Developer | JS Products, Inc. | PCB Piezotronics, Inc. |
Customer experience
Mac Tools
LD Atlas
In-app purchases
Mac Tools
No in-app purchases
LD Atlas
No in-app purchases
Questions
Is Mac Tools free?
Is LD Atlas free?
Which has better reviews, Mac Tools or LD Atlas?
Do Mac Tools or LD Atlas have ads?
Which is updated more often, Mac Tools or LD Atlas?
Other comparisons
