Comparison

ANCEL BM200 vs Electrical Diagram Maker

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

Head to head
About

ANCEL BM200

Monitor your car battery's health in real-time. This app tests the voltage of your starting and charging systems, providing detailed insights into your battery's condition. View all data on your phone via Bluetooth for easy car battery power management.

Highlights
  • Real-time voltage monitoring
  • Starting system testing
  • Charging system testing
  • Record start/stop times
  • Bluetooth data display
  • Battery power management
Features
Read full description

Battery Monitor BM200 is an application for testing car batteries. It allows the user to know the voltage of the car battery in real time. It helps users to fully understand the battery by testing the voltage of the starting and charging system. It can record exactly when the car starts and stops. All the data can be displayed on the phone via Bluetooth. Easy car battery power management.

About

Electrical Diagram Maker

Create professional electrical schematics, automotive wiring diagrams, and technical documentation. Offers a wide range of symbols, customizable features, and PDF export for efficient project creation and sharing across Apple devices.

Highlights
  • Create electrical and automotive diagrams
  • Extensive library of dedicated symbols
  • Customizable wire colors and sizes
  • Editable labels and title blocks
  • Cross-device project sharing
  • Professional PDF export (Pro subscription)
Features
Read full description

Electrical Diagram Maker is a practical tool for creating electrical schematics, automotive wiring diagrams, control circuits, installation drawings, and technical documentation on iPhone, iPad, and Mac. Create professional diagrams using ready-to-use symbols, clean 90-degree wiring, customizable wire colors, editable labels, wire size markings, project title blocks, and PDF export. Designed for electricians, automotive technicians, panel builders, engineers, students, installers, and anyone who needs to create or document electrical systems quickly. KEY FEATURES - Create electrical schematics and automotive wiring diagrams - Start electrical or automotive projects with dedicated symbols and templates - Add symbols for power, control, PLC, terminals, motors, lighting, sockets, appliances, circuit breakers, RCD/FID devices, cabinets, junction boxes, solar systems, and more - Use automotive batteries, fuses, relays, switches, sensors, actuators, ECUs, grounds, and multi-pin connectors - Add male and female automotive connectors with 2, 4, 6, 8, 12, 16, or 20 pins - Draw clean 90-degree wire connections with editable routing points - Move individual wiring points to adjust the wire path - Display wire crossings that are not electrically connected - Customize wire colors for easier circuit identification - Show wire sizes directly on the diagram using AWG and mm² labels - Add and edit custom text labels - Resize, rotate, duplicate, and delete symbols - Create multiple portrait or landscape pages - Rename and organize project sheets - Use light and professional dark-blue themes - Add title block details including project name, author, date, file, sheet, page, customer, and drawing title - Share editable project files between Mac, iPad, and iPhone - Import received project files and continue editing them - Export professional PDF drawings with a Pro subscription - Access a built-in user manual from Settings Electrical Diagram Maker helps you create organized technical documentation without complicated CAD software. Start with a blank page or template, place symbols, connect components, add labels, and prepare a clean drawing for installation, diagnostics, planning, study, or customer documentation. PRO SUBSCRIPTION Electrical Diagram Maker Pro unlocks professional PDF export and project information editing. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

Screenshots

ANCEL BM2004 screens
Electrical Diagram Maker4 screens

Verdict

The call

The clearest difference is rating: ANCEL BM200 at 3.3 against Electrical Diagram Maker's 1.0. ANCEL BM200 also leads on in-app purchases (none vs 1) and ratings volume (31 vs 1). Electrical Diagram Maker's advantage is update cadence (every 8 days vs every 3 weeks). On price, ads 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. Electrical Diagram Maker sells 1 in-app purchase, starting at $4.99 per month. ANCEL BM200 asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

ANCEL BM200 holds the better App Store score, 3.3 against 1.0. That said, the two scores are not equally well evidenced: ANCEL BM200 has 31 ratings behind it against 1, so its average is the more settled of the two.

UpkeepUpdate frequency

ANCEL BM200 ships an update every 3 weeks, Electrical Diagram Maker every 8 days. The most recent releases landed on November 6, 2026 and November 5, 2026 respectively.

Scorecard6 real differences · 4 level
ANCEL BM200 versus Electrical Diagram Maker: the parameters behind the verdict, then further details
ParameterANCEL BM200Electrical Diagram Maker
PriceFreeFree
Rating3.3 (31 ratings) — better1.0 (1 ratings)
Positive reviews45.5% of reviews—
Number of ratings31 — better1
Update frequencyEvery 3 weeksEvery 8 days — better
AdsNoNo
In-app purchasesNo — betterYes
MonetizationFree — betterFreemium
DevicesiPhone, iPodiPhone, iPad, Mac — better
Requires iOS15.6 — better17.6
Further details — not scored
Size30 MB5 MB
Age rating4+4+
DeveloperOBDSPACE TECHNOLOGY CO.,LTDMirza Pasic

Customer experience

ANCEL BM200

All ratings28 ratings
Positive57.1%
Neutral3.6%
Negative39.3%
Written reviews33 reviews
Positive45.5%
Neutral12.1%
Negative42.4%

Electrical Diagram Maker

All ratings1 ratings
Positive0.0%
Neutral0.0%
Negative100.0%

In-app purchases

None

ANCEL BM200

No in-app purchases

1 purchases

Electrical Diagram Maker

Subscriptions1
  • Electrical Diagram Maker Pro$4.991 Month

Questions

Is ANCEL BM200 free?
ANCEL BM200 is free to download, with no in-app purchases.
Is Electrical Diagram Maker free?
Electrical Diagram Maker is free to download, with in-app purchases available.
Which has better reviews, ANCEL BM200 or Electrical Diagram Maker?
ANCEL BM200 is rated higher. ANCEL BM200 averages 3.3 out of 5 from 31 ratings, while Electrical Diagram Maker averages 1.0 from 1 ratings.
Do ANCEL BM200 or Electrical Diagram Maker have ads?
Neither ANCEL BM200 nor Electrical Diagram Maker shows ads.
Which is updated more often, ANCEL BM200 or Electrical Diagram Maker?
ANCEL BM200 ships an update every 3 weeks, and Electrical Diagram Maker every 8 days. Most recently, ANCEL BM200 was updated on November 6, 2026 and Electrical Diagram Maker on November 5, 2026.

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