Mac Tools vs KnowItAll Activator
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.
KnowItAll Activator
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Users who have installed the KnowItAll Informatics System software on a computer that is not connected to the internet can use this app on a device or smartphone that is connected to the internet to register and activate the KnowItAll software.
Screenshots
Verdict
The clearest difference is iOS requirement: KnowItAll Activator at 9.2 against Mac Tools's 15.0. On price, update cadence, 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.
Both ship on a similar rhythm, roughly every 23 months. The most recent releases landed on October 20, 2026 and October 29, 2026 respectively.
| Parameter | Mac Tools | KnowItAll Activator |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (1 ratings) — better | — |
| Positive reviews | 100.0% of reviews | — |
| Number of ratings | 1 — better | — |
| Update frequency | Every 23 months | Every 23 months |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone, iPad, iPod — better | iPhone, iPod |
| Requires iOS | 15.0 | 9.2 — better |
| Further details — not scored | ||
| Size | 12 MB | 13 MB |
| Age rating | 4+ | 4+ |
| Developer | JS Products, Inc. | Wiley |
In-app purchases
Mac Tools
No in-app purchases
KnowItAll Activator
No in-app purchases
Questions
Is Mac Tools free?
Is KnowItAll Activator free?
Do Mac Tools or KnowItAll Activator have ads?
Which is updated more often, Mac Tools or KnowItAll Activator?
Other comparisons
