555 Calc vs Electrical Series Calculator
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
555 Calc
This utility app helps engineers and hobbyists calculate resistor values for circuits using the Timer IC 555. Simply input frequency, duty ratio, and capacitor values to get the required resistor outputs.
- Calculate resistor values
- Input frequency
- Input duty ratio
- Input capacitor value
- Timer IC 555 circuit design
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This App calculates registors value, when designing the circuit using Timer IC 555. How to (1) Input Frequency value. (2) Input Duty Ratio. (3) Input C1 Value. (4) Touch ‘Calculate’ button. (5) Registors value will be displayed. Note. * Set Duty Ratio to 50 ~ 99. * If you set Duty Ratio to 50, R1 value will be set to 0.
Electrical Series Calculator
This application simplifies electrical series calculations for resistance, inductance, and capacitance. It supports multiple units for flexible input and output, making complex computations quick and effortless for users.
- Resistance series calculation
- Inductance series calculation
- Capacitance series calculation
- Supports multiple units (Ohms, KiloOhms, Farads, etc.)
- User-friendly interface
- Calculations for series circuits
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Simplify Your Electrical Series Calculations 1. Resistance Series Calculator 2. Inductance Series Calculator 3. Capacitance Series Calculator With a user-friendly interface, our app makes complex calculations quick and effortless. Features: Resistance Calculator: Input resistance values in Ohms or KiloOhms, and instantly view results in your chosen unit. Capacitance Calculator: Seamlessly calculate series capacitance using values in Farads, milli-Farads, micro-Farads, nano-Farads, or pico-Farads. Inductance Calculator: Tackle inductance calculations with ease for series circuits. Why Choose This App? Supports multiple units for flexible inputs and outputs Fully compatible with iPhones , iPads and Mac.
Screenshots
Verdict
The clearest difference is rating: Electrical Series Calculator at 4.5 against 555 Calc's 4.0. Electrical Series Calculator also leads on update cadence (every 8 months vs every 20 months) and ratings volume (13 vs 3). 555 Calc's advantage is iOS requirement (11.0 vs 17.6). On price, ads, in-app purchases and monetization model 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. Neither carries in-app purchases, so what you see is what you pay.
Electrical Series Calculator holds the better App Store score, 4.5 against 4.0. Both are backed by a comparable volume of ratings — 3 and 13 respectively.
555 Calc ships an update every 20 months, Electrical Series Calculator every 8 months. The most recent releases landed on November 1, 2026 and November 4, 2026 respectively.
| Parameter | 555 Calc | Electrical Series Calculator |
|---|---|---|
| Price | Free | Free |
| Rating | 4.0 (3 ratings) | 4.5 (13 ratings) — better |
| Positive reviews | 50.0% of reviews | — |
| Number of ratings | 3 | 13 — better |
| Update frequency | Every 20 months | Every 8 months — better |
| Ads | Yes | Yes |
| In-app purchases | No | No |
| Monetization | Ad-supported | Ad-supported |
| Devices | iPhone, iPad, iPod — better | iPhone, iPad |
| Requires iOS | 11.0 — better | 17.6 |
| Further details — not scored | ||
| Size | 18 MB | 39 MB |
| Age rating | 4+ | 4+ |
| Developer | Jibiki Works | V PUGAZHENTHI |
Customer experience
555 Calc
Electrical Series Calculator
In-app purchases
555 Calc
No in-app purchases
Electrical Series Calculator
No in-app purchases
Questions
Is 555 Calc free?
Is Electrical Series Calculator free?
Which has better reviews, 555 Calc or Electrical Series Calculator?
Do 555 Calc or Electrical Series Calculator have ads?
Which is updated more often, 555 Calc or Electrical Series Calculator?
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