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iOS 3 can’t install from Safari. You can still download the IPA file, but you’re on your own after that.
Elektor Electronic Toolbox
 This app is designed for both iPhone and iPad
  • Price
    $6.99
  • CategoryProductivity
  • First releasedNovember 20, 2009
  • Versions9 archived
  • Installable9 of 9
  • AvailabilityStill on the App Store
  • SellerMarcus Roskosch

RequirementsCompatible with iPhone, iPod touch, and iPad. Requires iOS 3.0 or later.

Customer Ratings

As of December 4, 2023
     
216 Ratings

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The *** ORIGINAL *** Electronic Toolbox Pro App "The best and most complete Electronics App on the App Store" for Professionals, Hobbyists, Makers, HAMs and Students right at your fingertips!

Best of all: Continuously improved since 2009 - FOR FREE - NO IN APP PURCHASE - NO FAKE REVIEWS!

What users wrote about this app:

Well worth the money ***** I researched all EE apps before buying this one and I have to say that this one is the best by far. The developer is very accommodating to requests and suggestions and provides updates frequently. Very, very happy with this app.

Simply brilliant ***** I don't normally review apps but I was so impressed with this one I felt I had to make a brief comment. Buy it, I promise you won't be disappointed.

Supports iOS 14 back to iOS 11 and all available Apple iPhone and iPad models.

See the online Manual at http://go-to.me/etb-manual

Feature Highlights: ■ Circuit Editor ■ Most comprehensive and complete Electronics app available ■ Designed for Novices as well as Experts ■ Numerous individual tools from "A" like ASCII Table to "Z" like Zener Diode calculation. If something is missing, just let me know ■ Provides wide variety of simple and complex tools, such as the resistor color code conversion to the PCB Trace width tools ■ Various calculation tools available, such as the NE555 circuit calculation and the passive cooling calculator ■ Includes reference tools with millions of component specs for ICs, Transistors, FETs, Controllers with parametric searches, pinout and cross reference information, and complete datasheets ■ Provides information about Batteries, Drill sizes, Hybrid Amplifiers, Socket pinouts, package sizes and much more ■ Includes conversion tools, such as the Unit conversion tool, the HEX/Decimal/Float Tool, Frequency and AWG / SWG tools ■ Parametric search for Components with certain specs and cross references ■ Global search for terms or components across all tools ■ Customizable arrangement of tools for quick and easy access ■ Includes a scientific desktop calculator, a frequency generator, and an oscilloscope ■ Comprehensive reference glossary (english only) ■ Content can be updated "over-the-air" and amended quickly and easily ■ Store diagrams, documents, and specs of a project ■ iCloud support ■ No ads or in-app purchases ■ Can be used without Internet access ■ Special keyboard available for quicker entry of SI units ■ And much more...

Now also includes reference tools for major boards like RaspBerry Pi, Arduino, BeagleBone, TI-Launchpad, Nano Pi, Orange Pi, Banana Pi, Odroid, Cubieboard and SparkFun!

For further information about this App, just have a look at my website: ■ electronic-toolbox.com ■ or just send me an E-mail.

The new Version of the app has just been released and as always, this update is FOR FREE to all users of Electronic Toolbox.

At this point, many thanks for the ideas and suggestions I have received from the huge user community. You helped me to keep on improving my app with every new update.

This App will continue to live and grow over the time. So I still look forward to all additional ideas, suggestions or even criticism so that I can continuously improve my App.

Best regards,

Marcus

Read more on : http://go-to.me/etb

Sort by Date
Show everything
To install apps directly onto this device, it must be jailbroken with AppSync installed.
2.02.02
Requires iOS 3.1.2+
2.5 MB Install Download
2.02.05
Requires iOS 3.1.2+
Non-Retina
May 18, 2010
2.5 MB Install Download
3.05.07
Requires iOS 3.1.2+
Retina (iPhone only)
January 22, 2011
12.4 MB Install Download 1 more copy ›
Elektor.Electronic.Toolbox-v3.05.07.ipa.jar.ipa · 12.1 MB Install Download
3.05.08
Requires iOS 3.1.2+
Retina (iPhone only)
February 22, 2011
12.9 MB Install Download
3.06.03
Requires iOS 3.1.2+
13.0 MB Install Download
3.07.01
Requires iOS 3.1.2+
13.0 MB Install Download
3.08.01
Requires iOS 3.1.2+
13.3 MB Install Download
4.00.04
Requires iOS 4.1+
Retina (iPhone only)
May 27, 2012
23.0 MB Install Download
14.5.1 (223701)
Requires iOS 11.1+
Retina
134.9 MB Install Download

Bundle Size Over Time

Bundle size over time2.5 MB — May 18, 2010. 12.4 MB — January 22, 2011. 12.9 MB — February 22, 2011. 23.0 MB — May 27, 20125.7 MB11.5 MB17.2 MB23.0 MB2.5 MB — May 18, 201012.4 MB — January 22, 201112.9 MB — February 22, 201123.0 MB — May 27, 2012May 2010May 2012

Chart History

Top Paid · Productivity · iPad View chart ›
Peaked at #47 (June 25, 2021) · 8 archived captures · Jun 2021 – Aug 2021
Top Paid · Productivity View chart ›
Peaked at #87 (February 26, 2010) · 6 archived captures · Feb 2010 – Aug 2021
Top Grossing · Productivity View chart ›
Peaked at #290 (December 28, 2011) · 1 archived capture · Dec 2011

Ratings Over Time

sampled from 6 archived captures
DateVersionRatingRatingsPrice
July 24, 2010 2.03.01 — 77 $3.99
February 12, 2011 3.05.07 — 108 $5.99
March 13, 2012 — — 153 $5.99
December 4, 2023 14.5.01 ★ 4.7 216 $6.99

From archived App Store listing data, captured by the Wayback Machine.

Archived Reviews

8 of 25
Nothing like it
     
by Alary · March 27, 2024

I don’t think anyone has a better app. Truly amazing!

Electronics Toolbox
     
by Extra Innings · December 29, 2022

An excellent quick reference for field work or in classroom calculations. Repairing something or designing gadgets for fun from miscellaneous parts can be addictive when the answers are at your fingertips. The RF App is also handy when designing wireless antennas for exact frequencies.

Misleading
     
by j112358132134 · January 11, 2025

The image of the page showing conponents shows vacuum tubes, but after purchasing, apparently, tubes are not available to use to construct circuits.

Electronic TB
     
by head5069 · June 11, 2023

Great App for anyone interested in electronics.

The Test of Time
     
by Clemtownkernel · January 26, 2023

I downloaded this app as electronics student in 2010! Thirteen years later it is still my first resource for anything electronics, and the continued updates and support make the app far more valuable than the price point. Marcus has created the Wolfram Alpha of board-level electronics!

The number one app!
     
by KB8RWX · January 17, 2023

This is the first app I install on a new phone. I’ve been using this app for many years and it’s one of the only reasons I keep a smart phone.

The most complete APP for electronics
     
by sparky6619 · March 15, 2023

This is the best App you will find for electronics and general electrical data. The creator keeps it updated and continues supporting it. It just keeps improving and growing. Extremely devoted to making it better and better. I have a lot of apps where the builder makes it and moves on leaving it to be static never getting any better. I have had this one through 4 iPhones and again just keeps getting better. Thank you!!!

What used to be in several books or desk items.
     
by Tonyboy456 · March 18, 2023

Very handy, I print saved page images for reference where iPhone is not safe at hand. Great fast reference to specific items I may have suggestions but not for now. Thanks for efforts

Period reviews recovered from Apple's customer-review feeds via the Wayback Machine.

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