Comparison

iAlignTest vs Electronic Dial Indicator

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

iAlignTest

Features
Read full description

An interactive reference tool for machine shaft alignment. It provides the common reference tables, specifications and charts for shaft alignment tolerance. Three main standards are included: 1- NASA Precision Alignment Specs (Ames Policy Directive APD 8830.1) 1.a) Alignment Tolerance for Soft Foot 1.b) Alignment Tolerance for Short Coupling: Horizontal and Angular 1.c) Alignment Tolerance for couplings with spacers 2- Common Tolerance Table with the RPM input for Angular, Parallel, and Spacer Shaft cases User selects the RPM range, enters alignment values and sees the alignment condition and tolerance range for the machine. 3- Interactive Alignment Tolerance Chart with three regions: Excellent, Acceptable, and Unacceptable. User enters RPM, offset and angles in both horizontal and vertical directions, and interactively sees the condition of the machine in the chart Features: - Shaft Alignment Specification: NASA Standard - Interactive Shaft Alignment Tolerance Table - Interactive Shaft Alignment Tolerance Chart in mm and inch - Email the results DISCLAIMER: iAlignTest is intended for educational purposes. Although the references in this App are made with great care, however it may contain errors and inaccuracies. Using the results of this App is the responsibility of the user.

About

Electronic Dial Indicator

Connect to wireless dial indicators to view real-time measurements, configure settings, and record data. Supports up to seven gages simultaneously, offering digital or analog readouts with tolerance status. Log data continuously or individually and share measurement files via email.

Highlights
  • Connect up to 7 wireless dial indicators
  • View current, min, and max measurements
  • Digital or analog readouts
  • Zero measurement and hold functionality
  • Record single or continuous data logging
  • Share measurement files (CSV)
Features
Read full description

Electronic Dial Indicator lets you connect to your wireless enabled dial indicators to view measurements, configure settings and record data. Connect: - Up to 7 gages can be connected simultaneously Measure - View current measurement, min and max - Select Digital or Analog readouts - Zero Measurement - Enable Hold* - View G/NG tolerance status at a glance* Configure* - Adjust all gage settings through an easy to use interface Record - Record single measurements for one gage or all connected gages at once - Enable continuous logging of data at a configurable interval - View recorded measurements in a table or graph - Share measurement files (csv) via email *certain models may not support hold functionality or all available gage settings Devices support several update rates (5 Hz, 1 Hz, 0.5 Hz, On button press) which can be configured on the device.

Screenshots

iAlignTest4 screens
Electronic Dial Indicator4 screens

Verdict

The call

The clearest difference is update cadence: Electronic Dial Indicator at every 3 months against iAlignTest's every 32 months. Electronic Dial Indicator also leads on iOS requirement (13.0 vs 15.0). On price, ads, in-app purchases and device support 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

CostPrice · In-app purchases · Ads · Monetization

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

UpkeepUpdate frequency

iAlignTest ships an update every 32 months, Electronic Dial Indicator every 3 months. The most recent releases landed on September 22, 2026 and July 9, 2026 respectively.

Scorecard2 real differences · 8 level
iAlignTest versus Electronic Dial Indicator: the parameters behind the verdict, then further details
ParameteriAlignTestElectronic Dial Indicator
PriceFreeFree
Rating—3.3 (6 ratings) — better
Positive reviews—0.0% of reviews
Number of ratings—6 — better
Update frequencyEvery 32 monthsEvery 3 months — better
AdsNoNo
In-app purchasesNoNo
Monetization—Free
DevicesiPhone, iPodiPhone, iPad, iPod — better
Requires iOS15.013.0 — better
Further details — not scored
Size8 MB27 MB
Age rating4+4+
DeveloperMotionics LLCChicago Dial Indicator Co.

In-app purchases

None

iAlignTest

No in-app purchases

None

Electronic Dial Indicator

No in-app purchases

Questions

Is iAlignTest free?
iAlignTest is free to download, with no in-app purchases.
Is Electronic Dial Indicator free?
Electronic Dial Indicator is free to download, with no in-app purchases.
Do iAlignTest or Electronic Dial Indicator have ads?
Neither iAlignTest nor Electronic Dial Indicator shows ads.
Which is updated more often, iAlignTest or Electronic Dial Indicator?
iAlignTest ships an update every 32 months, and Electronic Dial Indicator every 3 months. Most recently, iAlignTest was updated on September 22, 2026 and Electronic Dial Indicator on July 9, 2026.

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