Comparison

RoboArm vs Digital Electronics Guide

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

Head to head
About

RoboArm

Control a DIY robotic arm built from a construction kit. This educational app is designed for children aged 10 and up, as well as adults, to interact with their assembled robotic creations.

Highlights
  • Robotic arm control
  • DIY construction kit integration
  • Educational for ages 10+
  • Arduino-based technology
  • Interactive learning
Features
Read full description

Mobile App for control RoboArm once it was assembled. RoboArm is DIY Robotic Arm Construction Kit based on Arduino for children from 10 years old and adults. Includes over 300 details and components. Make an order on https://roboarm.info/.

About

Digital Electronics Guide

This app serves as a comprehensive reference for digital electronics, covering essential theory and practical guides. It's designed for students, engineers, and hobbyists to learn and prototype digital circuits with ease. Features include detailed information on logic gates, IC families, and various digital components.

Highlights
  • Logic gate tutorials
  • IC reference data (TTL 7400, CMOS 4000)
  • Digital circuit design and prototyping
  • Covers counters, flip-flops, and more
  • Available in 14 languages
  • Detailed tutorials and references
Features
Read full description

Digital Electronics Guide is a powerful reference tool for electronics students, engineers, and hobbyists. Whether you're just starting out or already experienced, this app helps you design, learn, and prototype with ease. It combines essential theory with practical guides and covers key digital electronics topics, including logic gates, counters, flip-flops, and IC reference data. The app also features detailed information on popular digital IC families such as TTL 7400 and CMOS 4000 series. Perfect for quick learning or as a companion for working on electronic circuits and digital systems. Available in 14 Languages: • English, French, German, Indonesian, Italian, Japanese, Polish, Portuguese, Russian, Simplified Chinese, Spanish, Turkish, Ukrainian, and Vietnamese — study in your native language! The app includes detailed tutorials and references for: • Basic logic • Families of digital chips • Universal logic elements • Elements with Schmitt trigger • Buffer elements • Flip-flops • Registers • Counters • Adders • Multiplexers • Decoders and demultiplexers • 7-segment LED drivers • Encryptors • Digital comparators • Astable CMOS Oscillators • Monostable CMOS Oscillators • Bistable CMOS Oscillators • Gated CMOS Oscillators • TTL Oscillators • 7400 series ICs • 4000 series ICs Whether you're learning, teaching, or building real-world digital circuits, Digital Electronics Pro is your trusted companion every step of the way.

Screenshots

RoboArm3 screens
Digital Electronics Guide4 screens

Verdict

The call

The clearest difference is ads: RoboArm at none against Digital Electronics Guide's shown. RoboArm also leads on monetization model (free vs ad-supported) and iOS requirement (12.0 vs 16.0). On price, rating, ratings volume 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 — 5.0 for RoboArm against 5.0 for Digital Electronics Guide. Both are backed by a comparable volume of ratings — 1 and 2 respectively.

Scorecard3 real differences · 7 level
RoboArm versus Digital Electronics Guide: the parameters behind the verdict, then further details
ParameterRoboArmDigital Electronics Guide
PriceFreeFree
Rating5.0 (1 ratings)5.0 (2 ratings)
Positive reviews—100.0% of reviews
Number of ratings12 — better
Update frequency—Every 5 weeks
AdsNo — betterYes
In-app purchasesNoNo
MonetizationFree — betterAd-supported
DevicesiPhone, iPad, iPod — betteriPhone, iPad
Requires iOS12.0 — better16.0
Further details — not scored
Size11 MB24 MB
Age rating4+4+
DeveloperIgor ErostenkoALG Software Lab

Customer experience

RoboArm

All ratings1 ratings
Positive100.0%
Neutral0.0%
Negative0.0%

Digital Electronics Guide

All ratings2 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews2 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

None

RoboArm

No in-app purchases

None

Digital Electronics Guide

No in-app purchases

Questions

Is RoboArm free?
RoboArm is free to download, with no in-app purchases.
Is Digital Electronics Guide free?
Digital Electronics Guide is free to download, with no in-app purchases.
Which has better reviews, RoboArm or Digital Electronics Guide?
RoboArm and Digital Electronics Guide are both rated 5.0 out of 5 on the App Store, from 1 and 2 ratings respectively.
Do RoboArm or Digital Electronics Guide have ads?
Digital Electronics Guide shows ads; RoboArm does not.

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