Report updated Jun 29, 2026
Electrical Formulator
For engineers, electricians, and energy professionals requiring mobile access to technical electrical formulas.
Electrical Formulator is a struggling productivity app that is free with in-app purchases. With a 5.0/5 rating from 1 reviews, it struggles with user retention. Users particularly appreciate educational utility during apprenticeship training provides significant value for students learning electrical and instrumentation concepts, though inaccurate calculation results lead to professional embarrassment and distrust in the reliability of the provided formulas remains a common concern.
What is Electrical Formulator?
Electrical Formulator is a mobile utility for electrical engineering calculations, serving students and professionals on iOS.
Users hire the app to perform field-ready electrical conversions and motor sizing, but the tool fails to deliver the accuracy required for professional trust.
Current Momentum
v6.0 · 10mo ago
Maintenance- Rewrote application interface in latest release.
- Added export capabilities for results.
Active Nemesis
Electrical Calculations
By Egal Net di Ettore Gallina
Other Rivals
7-Day Rank Pulse 🇺🇸
ProductivityNo ranking data
Rating Pulse 🇺🇸
Recent User Mood
What makes this app unique?
What Are The Key Features?
Access to over 100 professional-grade formulas covering batteries, motors, transformers, and Ohm's law.
Save, organize, and print calculation results for future reference.
Export calculation results via email or print.
Highlights most-used and recently accessed formulas for faster navigation.
How much does it cost?
- Free tier limited to twelve calculations
- Subscription tier for unlimited access
Freemium model uses a hard count-based gate on formulas to drive conversion to a subscription.
Who Built It?
Historycentral.com
Providing educational resources and technical reference tools for students, educators, and engineering professionals. Bridging historical documentation with practical utility.
Portfolio
13
Apps
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Explore the full Historycentral.com report
Portfolio breakdown, audience, momentum, and every app published by Historycentral.com.
What do users think recently?
Low confidence · 15 reviews analyzed
How did the latest release land?
What is the recent mood?
Recent user voice shows a upset sentiment. Users appreciate educational utility during apprenticeship training provides significant value for students learning electrical and instrumentation concepts, but report inaccurate calculation results lead to professional embarrassment and distrust in the reliability of the provided formulas and technical failures prevent the application from launching or updating correctly on the device after installation.
Limited review volume (15 reviews). Sentiment analysis will deepen as more data lands.
View the full user-sentiment analysis
Mood gauge, ratings & review-volume history, every praise / complaint / request, and sentiment over time.
What is the competitive landscape for Electrical Formulator?
Where is it available?
Localized markets (3)
How's The Productivity Market?
Market outlook for this category
Available very soon
The rivals identified
Nemeses(1)
With over 48,000 reviews and a consistent release cadence, this app dominates the electrical calculation niche by providing a comprehensive, long-standing utility that users rely on for daily professional tasks.
Differentiators
- Offers a massive library of specialized electrical formulas that covers almost every standard engineering calculation requirement.
- Maintains a high-frequency update cycle that ensures compliance with evolving international electrical standards and regulations.
- Provides a mature, battle-tested interface that has been refined over a decade of user feedback loops.
Head to head
The target app must prioritize expanding its formula library to match the breadth of this incumbent while leveraging its superior UI to capture users frustrated by the nemesis's legacy complexity.
Contenders(1)
This app leverages a highly trusted industry brand name to provide authoritative, code-compliant electrical reference data to professionals.
Differentiators
- Integrates authoritative, industry-standard reference material directly into the calculation workflow for immediate code compliance verification.
- Positions itself as a professional-grade tool for licensed electricians rather than a general-purpose utility for hobbyists.
Same space(1)
This app serves the same productivity category but focuses on a specific, high-utility sub-task rather than a broad suite of tools.
Differentiators
- Specializes exclusively in voltage drop analysis, providing a more focused and simplified experience for that specific task.
- Operates as a lightweight utility that avoids the bloat of a comprehensive, multi-tool electrical formulator.
Compare Electrical Formulator against every rival
All rivals in one side-by-side table — identity, store metrics, ratings & sentiment, and strategic intel — plus a head-to-head page for each.
The outtake for Electrical Formulator
Strengths to defend, gaps to attack
Core Strengths
- Automatic calculation saving creates persistent user database
- Multi-platform utility for field, lab, and classroom
Critical Frictions
- High-frequency reports of inaccurate calculation outputs
- 15-review sample size indicates low market penetration
- Persistent launch failures following the latest update
Growth Levers
- Implement logical formula categorization to reduce navigation friction
- Target apprenticeship programs for B2B distribution
Market Threats
- Established incumbents with deeper formula databases
- Professional distrust stemming from calculation errors
What are the next best moves?
Audit all 100+ formulas because calculation inaccuracy is the top complaint → restore professional trust
Users report inaccurate outputs causing professional embarrassment.
Trade-off: Pause the UI navigation redesign — formula accuracy is the existential risk.
Ship stability hotfix because launch failures are the #2 complaint → reduce churn
Users report the app fails to open post-update.
Trade-off: Delay the new export capability rollout — stability is the baseline requirement.
A counter-intuitive read
The app's 5-star rating is a liability, as it masks deep-seated professional distrust that prevents the product from gaining the review velocity needed to compete with incumbents.
Feature Gaps vs Competitors
- Deep database of niche formulas (available in Electrical Calculations)
- Code-compliant reference material (available in Ugly's Electrical References)
Key Takeaways
The app is failing to deliver basic calculation reliability, because users report incorrect outputs, so the PM must prioritize a full audit of the formula library to prevent total abandonment.
Where Is It Heading?
Declining
The electrical utility market is consolidating around incumbents that provide high-frequency updates and verified code compliance. Electrical Formulator is currently exposed: the lack of formula accuracy will drive professional users to more reliable alternatives before the next major update cycle.
Calculation inaccuracies lead to professional distrust, which erodes the brand's credibility and limits long-term subscription growth.
Technical launch failures following the latest update increase churn pressure, preventing the app from building a sustainable user base.