Electrical Systems Pro Suite vs BenchKit
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Electrical Systems Pro Suite
This professional toolkit offers four distinct modules for electrical engineers, designers, and students. It provides tools for residential and commercial electrical design, project workflow management, and visual learning, with individual module purchases or a bundled discount.
- Residential NEC load calculation wizard
- Commercial electrical drawings and calculators
- Project management workflow
- Visual learning studio with simulators
- Searchable NEC code library
- PDF report export
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Electrical Design & Learning Studio brings together practical design tools, illustrated references, interactive simulations, and guided learning in one app. Explore residential and commercial electrical systems, follow a commercial project workflow, and build your knowledge from foundational concepts to advanced applications. Designed for electrical engineers, designers, contractors, apprentices, and students, the app offers four modules that can be unlocked individually or together. RESIDENTIAL ELECTRICAL DESIGN Plan and explore residential electrical systems with a guided NEC Article 220 load calculation wizard, reference tools, illustrations, and an interactive 3D house. • Four-step residential load calculation wizard • Panel layout visualizer • Wire sizing references and NEC code library • Residential illustration gallery • Interactive 3D house explorer • PDF report export COMMERCIAL ELECTRICAL DESIGN Explore commercial electrical drawings and design concepts with an illustrated gallery, calculation tools, NEC references, and an interactive 3D building. • Illustrated drawings organized by category • Commercial electrical load calculators • Searchable NEC reference • Favorites gallery • Interactive 3D building explorer COMMERCIAL ELECTRICAL WORKFLOW Follow a commercial electrical distribution project through 17 engineering phases, from project initiation to commissioning and closeout. • Project dashboard and phase tracking • Deliverables tracker • Engineering calculators • Phase reports and PDF generation • Illustrated project references ELECTRICAL SYSTEMS VISUAL LEARNING STUDIO Learn at your own pace with lessons, guided projects, practice exercises, illustrations, and interactive simulations. • Beginner-to-advanced electrical lessons • Guided projects and troubleshooting exercises • Interactive simulations and practice activities • Quizzes and progress tracking • Feeders and services illustration gallery • Conduit, ampacity, and reference tools PURCHASE OPTIONS Each module is available as a separate one-time purchase, with no subscription. An All Modules Bundle is also available at a discount. For education and preliminary reference. Always consult applicable codes, the authority having jurisdiction, and a qualified licensed professional for project-specific requirements.
BenchKit
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BenchKit puts four everyday electronics calculations in one focused, offline iPhone app. RESISTOR CODES Decode 3, 4, 5, and 6-band axial resistors by tapping the bands on a drawn resistor, or SMD codes (3-digit, 4-digit, EIA-96, R notation). See the tolerance range, IEC marking code, and standard E-series match, with a warning when a reading is probably reversed. PCB TRACE WIDTH Estimate minimum internal or external copper trace width from current, copper weight, and allowed temperature rise, in millimeters and mils, or the current a given width can carry. Results outside the IPC-2221 chart range are flagged as extrapolations. VOLTAGE DROP Voltage drop, voltage at the load, power lost in the wiring, and the share of supply that reaches the load. Enter the round-trip resistance, or wire gauge (AWG or mm²), length, and conductor temperature. VOLTAGE DIVIDER Ideal unloaded output voltage, divider current, per-resistor dissipation, output resistance, and what an optional load does to the output. Or enter a target voltage and get the closest E24/E96 resistor pairs with their worst-case output. Type values the way engineers write them: 4k7, 2R2, 100m, 3V3; the keyboard has keys for the letters. No account. No ads. No analytics. No network connection. English, Simplified Chinese, and Japanese. BenchKit is a quick estimation tool. Always verify production designs against component datasheets, applicable standards, simulation, and physical validation.
Screenshots
Verdict
The clearest difference is in-app purchases: BenchKit at none against Electrical Systems Pro Suite's 5. BenchKit also leads on update cadence (every 2 months vs every 5 months). On price, ads, device support and iOS requirement 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
Both are free to download. Electrical Systems Pro Suite sells 5 one-off in-app purchases. BenchKit asks for nothing beyond the download.
Electrical Systems Pro Suite ships an update every 5 months, BenchKit every 2 months. The most recent releases landed on November 10, 2026 and November 6, 2026 respectively.
| Parameter | Electrical Systems Pro Suite | BenchKit |
|---|---|---|
| Price | Free | Free |
| Rating | 1.0 (1 ratings) — better | — |
| Positive reviews | 0.0% of reviews | — |
| Number of ratings | 1 — better | — |
| Update frequency | Every 5 months | Every 2 months — better |
| Ads | No | No |
| In-app purchases | Yes | No — better |
| Monetization | Free with in-app purchases | — |
| Devices | iPhone, iPad — better | iPhone |
| Requires iOS | 17.0 — better | 18.0 |
| Further details — not scored | ||
| Size | 958 MB | 3 MB |
| Age rating | 4+ | 4+ |
| Developer | Yuhsiu Lai | 明 齐 |
In-app purchases
Electrical Systems Pro Suite
- Residential Electrical Design$6.99
- Commercial Electrical Design$7.99
- Visual Learning Studio$7.99
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- Commercial Electrical Workflow$7.99
- All Modules Bundle$14.99
BenchKit
No in-app purchases
Questions
Is Electrical Systems Pro Suite free?
Is BenchKit free?
Do Electrical Systems Pro Suite or BenchKit have ads?
Which is updated more often, Electrical Systems Pro Suite or BenchKit?
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