Download Diagnostics Tools for Mac

Diagnostics

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Featured Software:

Techtool Pro - Techtool Pro is feature-packed with benefits that all Mac users need for comprehensive diagnostics, repair, and maintenance.
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ACLr8 1.3.1 [ 2014-08-10 | 4 KB | Freeware | OS X 10.1/10.2/10.3/10.4/10.5/10.6/10.7/10.8/10.9 | 5792 | 3 ]

Command-line tool written in Python that will analyze your entire hard drive searching for files that cause the "ACL found but not expected" errors in disk utility, and remove all ACL from them.

AppleJack 1.6 [ 2010-07-12 | 327 KB | Freeware | OS X 10.4/10.5/10.6 | 10090 | 3 ]

Ueer friendly troubleshooting assistant for Mac OS X.

Battery Guard 1.1.1 [ 2012-10-05 | 0.1 MB | Freeware | OS X 10.6/10.7/10.8 | 2576 | 1 ]

Battery Guard tells you how long your battery will last.

Battery Guru 1.9.1 [ 2018-08-16 | 1.0 MB | Freeware | OS X 10.6/10.7/10.8/10.9/10.10/10.11/10.12 | 5120 | 4 ]

Battery Guru will place a number in your menu bar that is constantly reading and updating the current power output (or input) of your battery.

Battery Health 2 v. 1.92 [ 2020-11-19 | 6.6 MB | Freeware | OS X 10.7/10.8/10.9/10.10/10.11/10.12/10.13/10.14/10.15 | 4742 | 4 ]

With Battery Health, you can easily see all the important information about your MacBook's battery.

Battery Health Monitor 1.5 [ 2008-08-23 | 3.4 MB | Freeware | OS X 10.2/10.3/10.4/10.5 | 6446 | 3 ]

Free utility for MacBook, PowerBook and iBook owners that monitors virtual all battery health parameters and displays them in an easy-to-read format.

coconutBattery 3.9.5 [ 2021-03-19 | 13.8 MB | Freeware | macOS 10.12/10.13/10.14/10.15/11.0/11.1/11.2 | 9555 | 5 ]

coconutBattery keeps you aware of your current battery health with live information about your battery.

Compressor Repair 2.4 [ 2021-05-07 | 1.8 MB | Freeware | OS X 10.8/10.9/10.10/10.11/10.12/10.13/10.14/10.15/11.0/11.1/11.2/11.3 | 10296 | 3 ]

Checks for problems that could be preventing Compressor from operating correctly.

CPUTest 0.2 [ 2007-03-23 | 378 KB | Freeware | OS X 10.3/10.4/10.5 | 6423 | 4 ]

GUI/Wrapper for the selftest command of Glucas. This command can be used to stress test a CPU and its cooling system.

FruitJuice 2.0.252 / 2.5.2 [ 2020-12-07 | 11.6 MB | Shareware $9.99 | OS X 10.9/10.10/10.11/10.12/10.13/10.14/10.15/11.0 | 2854 | 3 ]

Calculates the optimal minimum time you should be running on battery power each day based on the way you actually use your laptop.

fseventer 2.7.6 [ 2010-08-02 | 556Kb | Freeware | OS X 10.4/10.5/10.6/10.7/10.8/10.9 | 6792 | 4 ]

Observes filesystem changes using the same underlying API as Spotlight.

iBatt 2.0.1 [ 2007-01-31 | 419 KB | Shareware $19.00 | All | 12845 | 3 ]

iBatt is a complete battery analyzer for Mac laptops. Track your battery in real-time, or view historical logs. See how your battery compares with other laptops of your type from around the world.

IPNetMonitorX 2.7.3 [ 2019-03-18 | 5.5 MB | Shareware $70.00 | OS X 10.9/10.10/10.11/10.12/10.13/10.14 | 5630 | 2 ]

Network troubleshooting toolkit for debugging Internet service problems and optimizing performance.

Preferential Treatment 1.1.8 [ 2007-11-06 | 499 KB | Freeware | OS X 10.2/10.3/10.4/10.5 | 6493 | 3 ]

Application will check your preference files (both in your user’s preference folder and the system’s preference folder) for corruption by using the “plutil” command line tool.

Download Print Therapy (was Printer Setup Repair)

Print Therapy (was Printer Setup Repair) 7.0.4 SLE [ 2011-07-13 | 648 KB | Shareware $29.95+ | OS X 10.6/10.7 | 4988 | 3 ]

Utility to diagnose and repair problems with the OS X printing system.

Remote Control Diagnostics 1.4.1 [ 2014-07-27 | 348 KB | Freeware | OS X 10.4/10.5/10.6/10.7/10.8/10.9 | 4467 | 4 ]

Helps you identify the source of issues where, when you press a button on your Apple® Remote, nothing happens.

SlimBatteryMonitor 1.5 [ 2009-09-30 | 1.1 MB | Freeware | OS X 10.5/10.6 | 5786 | 4 ]

SlimBatteryMonitor is a replacement power gauge for Apple's Mac OS X that tracks both laptop batteries and many UPS batteries.

SystemLoad 2.1 [ 2013-08-07 | 2.8 MB | Freeware | OS X 10.6/10.7/10.8/10.9 | 4771 | 4 ]

Diagnostic application assisting you in the detection of cooling or power supply problems.

Techtool Pro 13.0.2 [ 2021-01-29 | 275 MB | $129.99 New / Upgrade $29.99+ | OS X 10.11/10.12/10.13/10.14/10.15/11.0 | 13730 | 5 ]

Techtool Pro is feature-packed with benefits that all Mac users need for comprehensive diagnostics, repair, and maintenance.

Download TG Pro (formerly Temperature Gauge Pro)

TG Pro (formerly Temperature Gauge Pro) 2.55 [ 2021-01-17 | 11.9 MB | Shareware $20.00 | OS X 10.11/10.12/10.13/10.14/10.15/11.0 | 4815 | 4 ]

Keep your Mac cool while controlling fan speeds, monitoring temperatures and finding faulty sensors.

TM Error Logger 3.2.6 [ 2016-04-22 | 3.1 MB | Freeware | OS X 10.5/10.6/10.7/10.8/10.9/10.10/10.11 | 5961 | 2 ]

Time Machine error reporting program.

Watts 1.3.3 [ 2012-11-04 | 3.4 MB | Shareware $6.95 | OS X 10.5/10.6/10.7/10.8 | 4923 | 4 ]

Watt is a calibration tool for your Mac battery.

WhatRoute 2.4.3 [ 2021-04-27 | 41.3 MB | Freeware | OS X 10.10/10.11/10.12/10.13/10.14/10.15/11.0/11.1/11.2 | 5548 | 3 ]

WhatRoute is a network diagnostic utility designed for Macintosh computers.

xScan 4.5.3 [ 2020-09-08 | 7.7 MB | Shareware $19.00 | OS X 10.9/10.10/10.11/10.12/10.13/10.14/10.15 | 8977 | 3 ]

Designed to help you monitor the behavior and health of your Mac in a simple and straightforward manner.