Electrical Schematics: Canvas icon
Electrical Schematics: Canvas icon
Hydraulic schemes icon
+3

Angel Martinez

For electrical engineers, HVAC technicians, and engineering students requiring mobile-accessible calculation and drafting tools.

6apps3.7(5.4K)Productivity

Snapshot

Who is Angel Martinez?

Providing specialized technical utilities for electrical and hydraulic engineering professionals. Streamlining complex system design through standardized digital drafting and calculation tools.

Target audience

Electrical engineersHVAC techniciansEngineering students requiring mobile-accessible calculation

Active nemesis

Louie Juera

Other rivals

Portfolio

Free 2
6
apps
Productivity6

Last updated

SLD | Electrical diagrams

v4.41

9mo ago

Intense

Publisher DNA

What defines Angel Martinez?

Publisher DNA

Primary focus

Technical engineering utilities and schematic design tools

Scale

indie

Target audience

Electrical engineers, HVAC technicians, and engineering students requiring mobile-accessible calculation and drafting tools.

Signature Patterns

  • •Strong focus on drag-and-drop interfaces for schematic design
  • •Strict adherence to industry-standard symbol libraries (IEC/ANSI)
  • •Monetization strategy split between free utility tools and paid professional-grade calculators
  • •Targeting highly specific technical workflows in electrical and hydraulic engineering
Intense

Portfolio momentum

With 10 releases in the last 6 months and all 4 apps currently active, the publisher maintains a high-frequency development cycle for their specialized toolset.

Last release 104d agoActive apps 4

Portfolio

What does Angel Martinez ship?

Apps

6 apps analysed

Electrical Schematics: Canvas icon
Electrical Schematics: Canvas

Create electrical schematics and circuit diagrams with intuitive drag-and-drop

5.0(8)

Analysis in progress

Hydraulic schemes icon
Hydraulic schemes

Easily draw hydraulic schematics of air conditioning, heat and cold

5.0(1)
InstElectric Pro - Electricity icon
InstElectric Pro - Electricity

Calculation of electrical installations (cables, protections, conduits, etc.)

3.0(1)
  • IEC-compliant calculation engine provides a defensible utility barrier for professional users.
Medium Voltage Calculations icon
Medium Voltage Calculations

Medium and high voltage electrical installations (cables, protections, etc.)

4.8(217)

Distributed across 10 markets, strongest in Europe.

Based on 2 of 6 apps with localized market data, more coverage rolling in as scans complete · last scanned .

Americas (3)

  • Brazil2 / 2
  • Mexico2 / 2
  • United States2 / 2

Europe (7)

  • France2 / 2
  • Germany2 / 2
  • Italy2 / 2
  • Netherlands2 / 2
  • Portugal2 / 2
›+2 more europe markets
  • Spain2 / 2
  • Sweden1 / 2

Core markets (2/2 apps)

BrazilFranceGermanyItalyMexicoNetherlandsPortugalSpainUnited States

Rivals

Who does Angel Martinez compete with?

The rivals identified

Nemeses(1)

Louie Juera

known forElectroSim: Circuit Simulator

2 apps4.3Productivity

Both apps target electrical engineering students and professionals with free tools for circuit design, though they diverge on static drafting versus active simulation.

Contenders(2)

David White

known forElectrical Troubleshooting MS

1 app4.8Productivity

Both apps target electrical engineering students and professionals, competing for time spent on electrical circuit concepts. They overlap in the educational and technical training space for electrical systems.

沛洁 赖

known forCircuit Wiring Simulator

1 app0.0Productivity

Both apps target electrical engineering students and professionals with circuit diagramming tools, creating direct competition for the same user base.

Same space(20)

Behzad Gorimar

known forFlowdia Diagrams

1 app3.5Productivity

This app offers a portable diagramming solution for the same professional users who need to create technical layouts.

Brother Industries

known forBrother Pro Label Tool

1 app4.2Productivity

This app addresses the output phase of the electrical workflow by enabling physical label printing for the same field technicians.

Carlo Terracciano

known forElectrical Engineering: Quiz

1 app4.9Productivity

This app serves the same educational market but focuses on theory and study tools rather than drafting.

DrawExpress

known forDrawExpress Diagram Lite

1 app3.7Productivity

This app provides a gesture-based alternative for the same professional audience needing rapid mobile diagramming.

Edraw Software Co.

known forEdrawMax - AI Diagram Maker

1 app3.4Productivity

This app targets the same diagramming audience with AI-driven features that automate the creation of technical visuals.

Egal Net di Ettore Gallina

known forElectrical Calculations

1 app4.5Productivity

This app provides a more advanced calculation suite for the same professional audience, though it shares the same target user.

Evgeny Akinshin

known forFlow Chart, Block Diagram

1 app2.7Productivity

This app competes in the mobile-first diagramming space, targeting the same technical users as SLD.

Forwa Elade Wunde

known forElectrical Symbols Quiz

1 app3.8Productivity

This app acts as a foundational study aid for the same student audience, focusing on symbol identification.

iCertifi

known foriCertifi: Electrical Certs

1 app4.4Productivity

This app targets the same professional user base but focuses on regulatory certification documentation rather than schematic drafting.

KP Phillips

known forSLD Sizer for Engineering

1 app4.3Productivity

This app provides a reference utility for the same engineering audience, focusing on NEC-compliant sizing.

KUNHAR GAMES

known forCircuit Design 3D Simulator

1 app4.0Productivity

This app gamifies the electrical design process, offering an interactive alternative to SLD's static drafting environment.

Mike Holt Enterprises

known forMike Holt's Electrical Toolbox

1 app4.6Productivity

This app leverages the same professional electrical market but focuses on calculation utilities rather than diagramming.

Nerd Island Studios

known forDC Circuit Builder

1 app2.6Productivity

This app serves as a legacy educational tool for the same student demographic, focusing on circuit simulation.

PawEng

known forElectrical Code-A-Day

1 app4.8Productivity

This app serves as a retention loop for the same professional audience by providing daily code practice, whereas SLD focuses on drafting.

Raffael Kaehn

known forCircuitry - 3D Circuit Builder

1 app3.9Productivity

This app competes for the same student and hobbyist demographic by offering a 3D-based simulation environment.

Rostyslav Dovhaliuk

known forElectronics Engineer Helper

1 app4.8Productivity

This app provides a reference toolbox for the same engineering audience, acting as a technical companion to SLD's drafting tools.

Sergey Vavaev

known forElectrical Panel Designer

1 app4.3Productivity

This app provides a more specialized panel-design environment for the same professional and DIY audience.

sunata UG (haftungsbeschraenkt)

known forDiagrams Notepad 3

1 app3.5Productivity

This app provides a cross-platform diagramming alternative for users requiring sync capabilities across Mac and iOS.

Ten Touch

known forGrafio 4 - Diagram Maker

1 app3.8Productivity

This app provides a general-purpose diagramming alternative for users who find SLD's specialized electrical tools too restrictive.

V PUGAZHENTHI

known forEnergy Cost Calculator

1 app4.4Productivity

This app complements the electrical design process by providing financial projections for the systems designed in SLD.

New entrants(2)

Mirza Pasic

known forElectrical Diagram Maker

1 app0.0Productivity

This app provides a similar drafting environment for the same technical audience, focusing on schematic design.

Nicole Nalley

known forTrueLine: One-Line Diagram

1 app5.0Productivity

This app directly competes with SLD by automating the generation of single-line diagrams for contractors.

The Analyst's Read

The bottom line on Angel Martinez

Bottom line

This publisher has successfully carved out a defensible niche by digitizing complex engineering workflows that are often underserved by general productivity apps. Their high release velocity and strong user ratings suggest a tight product-market fit within the professional engineering community.

Frequently asked questions

How many apps does Angel Martinez publish?
Angel Martinez has 6 apps tracked by Marlvel, primarily in the Productivity category.
What kind of apps does Angel Martinez make?
Angel Martinez's portfolio is concentrated in Productivity, with an average rating of 3.7/5 across rated apps.
What is Angel Martinez's top app?
By review volume across the portfolio, SLD | Electrical diagrams is Angel Martinez's best-known app tracked by Marlvel.
In how many countries are Angel Martinez's apps available?
Marlvel has tracked Angel Martinez's apps across 10 countries.

What fed this analysis

Apps analyzed:
4
With full intel:
0
With overview:
4
Website scraped:
yes
Social presence:
no

Disclosure: Independent intel to help mobile builders succeed.

AI-powered analysis with automated quality gates, built from publicly available sources. Marlvel.ai is not affiliated with, endorsed by, or sponsored by Angel Martinez, its developer, the app publisher, Apple, or Google Play. All trademarks, logos, and screenshots referenced remain the property of their respective owners.

Cite this report

Marlvel.ai. “Angel Martinez intelligence.” Updated 2026-05-07. https://marlvel.ai/publishers/angel-martinez

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Data licensed under CC-BY-NC 4.0