primr vs Electrical Tools & Reference
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
primr
Enhance your focus and productivity with binaural beats and guided meditation. Track your focus improvement over time and unlock new sound packs designed for creativity and productivity.
- Binaural beats for focus
- Guided meditation sessions
- Focus rating after each session
- Track focus improvement over time
- Future sound packs for creativity
Read full descriptionHide full description
Combining the power of binaural beats and meditation, primr increases your ability to get in the zone and focus on what's important. After each session, you'll get rated on how focused you were and as time goes by you can track how your ability to focus has improved. In future releases, we will be adding binaural beat sound packs that are designed to help improve your creativity and productivity.
Electrical Tools & Reference
Read full descriptionHide full description
Master electricity, circuits, and real-world wiring! Whether you're a student, apprentice, or working electrician, this comprehensive app is your go-to resource for understanding and applying electrical engineering concepts. Learn electrical theory, explore detailed wiring diagrams, and use handy tools to make everyday electrical work easier and more accurate. All-in-One Electrician’s Toolkit Learn Electrical Basics – Voltage, current, resistance, power, Ohm’s & Kirchhoff’s laws, grounding, and more Interactive Wiring Diagrams – Switches (SPST, DPST, intermediate), socket and lighting circuits, sensors, and motor connections (star/delta, capacitor, contactors) Built-In Calculators – Power, current, voltage, resistance, energy costs, resistor codes, and essential electrical formulas Schematic Symbols Library – Standard electronics symbols: resistors, capacitors, fuses, diodes, transistors, and more Clear, Practical Learning Simple, real-world explanations for beginners and pros alike Visual diagrams and field-ready schematics for easy understanding Practice your knowledge with quizzes and electrical tests Covers both theory and hands-on electrical installation cases Perfect For: Electrical engineering students & apprentices Electricians and field technicians Instructors and vocational trainers DIY enthusiasts with technical curiosity Why Choose This App? Electrician Handbook has been trusted for its practical approach to electrical education. Everything you need – from core concepts to practical applications – in one easy-to-use guide. In-app purchase Details: Monthly Subscription Lifetime Subscription Privacy Policy : https://applicationcontent.wordpress.com/privacy-policy/ Terms of use : https://applicationcontent.wordpress.com/terms-of-use/
Screenshots
Verdict
The clearest difference is in-app purchases: primr at none against Electrical Tools & Reference's 2. primr also leads on iOS requirement (10.0 vs 12.0). Electrical Tools & Reference's advantage is update cadence (every 3 weeks vs every 2 months). 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
Both are free to download. Electrical Tools & Reference sells 2 in-app purchases, starting at $2.99 per month. primr asks for nothing beyond the download.
primr ships an update every 2 months, Electrical Tools & Reference every 3 weeks. The most recent releases landed on August 21, 2026 and September 18, 2026 respectively.
| Parameter | primr | Electrical Tools & Reference |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (2 ratings) — better | — |
| Positive reviews | 83.3% of reviews | — |
| Number of ratings | 2 — better | — |
| Update frequency | Every 2 months | Every 3 weeks — better |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Monetization | Free | — |
| Devices | iPhone, iPod | iPhone, iPad, iPod — better |
| Requires iOS | 10.0 — better | 12.0 |
| Further details — not scored | ||
| Size | 39 MB | 88 MB |
| Age rating | 4+ | 4+ |
| Developer | Daily Prompt Ltd | Ashvin Kevadiya |
In-app purchases
primr
No in-app purchases
Electrical Tools & Reference
- Monthly$2.991 Month
- Lifetime Premium$3.99
Questions
Is primr free?
Is Electrical Tools & Reference free?
Do primr or Electrical Tools & Reference have ads?
Which is updated more often, primr or Electrical Tools & Reference?
Other comparisons













