Comparison

Stonel Wireless Link vs Mike Holt's Electrical Toolbox

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

Head to head
About

Stonel Wireless Link

This app allows remote monitoring and control of automated valves via Bluetooth. Users can locate valves, set switch positions, manage network addresses, and log maintenance information. It also provides access to installation manuals and diagnostic data.

Highlights
  • Remote valve location
  • Monitor/set switch positions
  • Monitor/set network address
  • Operate solenoid valves
  • Identify model/serial number
  • Log maintenance information
  • Monitor diagnostics
Features
Read full description

Remotely monitor and control your automated valves using Bluetooth® v4.0+ enabled Stonel valve communication terminals. Use Stonel Wireless Link to remotely: • Easily locate valve by winking module LEDs. • Monitor and set open and closed switch positions. • Monitor and set the network address. • Operate solenoid valve(s) (if network or power supply-enabled). • Identify model and serial number (pre-set from factory). • Identify valve automation components (may be entered by valve supplier). • Log maintenance information. • Monitor diagnostics (valve cycle count, temperature, and more). • Conveniently retrieve installation manuals (internet connection required). Devices may be remotely accessed typically from up to 50 meters depending on obstructions. All settings and inputs are locked when standard network communication is functioning.

About

Mike Holt's Electrical Toolbox

This app provides essential calculations for electricians, inspectors, contractors, and engineers. It helps determine conductor sizing, circuit protection, race sizing, and grounding conductor sizes for various electrical equipment and services.

Highlights
  • Conductor sizing
  • Voltage drop limitations
  • Circuit protection sizing
  • Race sizing
  • Equipment grounding conductor sizing
  • Dwelling-unit service calculations
Features
Read full description

Mike Holt, the industry leader in the electrical industry (MikeHolt.com) has created an amazing, practical and useful app for the electrician, inspector, instructor, contractor and engineer. The app contains conductor sizing (including voltage drop limitations), circuit protection sizing, race sizing, equipment grounding conductor sizing for electric heating equipment (commercial and Residential), air-conditioning equipment (commercial and Residential), motors (commercial and Residential), Transformers (commercial) , and dwelling-unit service calculations and sizing.

Screenshots

Stonel Wireless Link4 screens
Mike Holt's Electrical Toolbox4 screens

Verdict

The call

The clearest difference is ratings volume: Mike Holt's Electrical Toolbox at 198 against Stonel Wireless Link's 2. Mike Holt's Electrical Toolbox also leads on update cadence (every 3 months vs every 6 months). 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

CostPrice · In-app purchases · Ads · Monetization

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

ReceptionRating · Positive reviews · Number of ratings

On the App Store both sit at effectively the same score — 4.5 for Stonel Wireless Link against 4.6 for Mike Holt's Electrical Toolbox. That said, the two scores are not equally well evidenced: Mike Holt's Electrical Toolbox has 198 ratings behind it against 2, so its average is the more settled of the two.

UpkeepUpdate frequency

Stonel Wireless Link ships an update every 6 months, Mike Holt's Electrical Toolbox every 3 months. The most recent releases landed on November 1, 2026 and November 6, 2026 respectively.

Scorecard2 real differences · 8 level
Stonel Wireless Link versus Mike Holt's Electrical Toolbox: the parameters behind the verdict, then further details
ParameterStonel Wireless LinkMike Holt's Electrical Toolbox
PriceFreeFree
Rating4.5 (2 ratings)4.6 (198 ratings) — better
Positive reviews—76.7% of reviews
Number of ratings2198 — better
Update frequencyEvery 6 monthsEvery 3 months — better
AdsNoNo
In-app purchasesNoNo
MonetizationFreeFree
DevicesiPhone, iPodiPhone, iPad, iPod — better
Requires iOS13.0 — better14.0
Further details — not scored
Size2 MB26 MB
Age rating4+4+
DeveloperValmet Flow Control Inc.Mike Holt Enterprises

Customer experience

Stonel Wireless Link

All ratings2 ratings
Positive100.0%
Neutral0.0%
Negative0.0%

Mike Holt's Electrical Toolbox

All ratings197 ratings
Positive90.4%
Neutral1.5%
Negative8.1%
Written reviews30 reviews
Positive76.7%
Neutral6.7%
Negative16.7%

Bugs and requests

Stonel Wireless Link

Not enough reviews yet to summarise bugs or requests.

Mike Holt's Electrical Toolbox

Reported bugs

4 issues
  • Cannot email results
  • Video player widescreen exit bug
  • Previous calculation data not erased
  • App content is outdated

Requested features

6 requests
  • Increase transformer capacity to 225kva
  • Add option to print load calc
  • Update to NEC 2020
  • Add completion system for video series
  • Refine user interface for better usability
Show 1 more
  • Add more features, willing to pay extra

In-app purchases

None

Stonel Wireless Link

No in-app purchases

None

Mike Holt's Electrical Toolbox

No in-app purchases

Questions

Is Stonel Wireless Link free?
Stonel Wireless Link is free to download, with no in-app purchases.
Is Mike Holt's Electrical Toolbox free?
Mike Holt's Electrical Toolbox is free to download, with no in-app purchases.
Which has better reviews, Stonel Wireless Link or Mike Holt's Electrical Toolbox?
Mike Holt's Electrical Toolbox is rated higher. Stonel Wireless Link averages 4.5 out of 5 from 2 ratings, while Mike Holt's Electrical Toolbox averages 4.6 from 198 ratings.
Do Stonel Wireless Link or Mike Holt's Electrical Toolbox have ads?
Neither Stonel Wireless Link nor Mike Holt's Electrical Toolbox shows ads.
Which is updated more often, Stonel Wireless Link or Mike Holt's Electrical Toolbox?
Stonel Wireless Link ships an update every 6 months, and Mike Holt's Electrical Toolbox every 3 months. Most recently, Stonel Wireless Link was updated on November 1, 2026 and Mike Holt's Electrical Toolbox on November 6, 2026.

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