555 Calc vs KANE555
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.
KANE555
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“KANE555” transmits the data via Bluetooth. Currently, this App is able to use on a handheld type digital multimeter KANE555.
Screenshots
Verdict
The clearest difference is ads: KANE555 at none against 555 Calc's shown. KANE555 also leads on update cadence (every 9 months vs every 20 months). 555 Calc's advantage is iOS requirement (11.0 vs 13.0). On price, in-app purchases 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. Neither carries in-app purchases, so what you see is what you pay.
555 Calc ships an update every 20 months, KANE555 every 9 months. The most recent releases landed on October 28, 2026 and October 27, 2026 respectively.
| Parameter | 555 Calc | KANE555 |
|---|---|---|
| Price | Free | Free |
| Rating | 4.0 (3 ratings) — better | — |
| Positive reviews | 50.0% of reviews | — |
| Number of ratings | 3 — better | — |
| Update frequency | Every 20 months | Every 9 months — better |
| Ads | Yes | No — better |
| In-app purchases | No | No |
| Monetization | Ad-supported | — |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 11.0 — better | 13.0 |
| Further details — not scored | ||
| Size | 18 MB | 10 MB |
| Age rating | 4+ | 4+ |
| Developer | Jibiki Works | Kane Asia Inc. |
In-app purchases
555 Calc
No in-app purchases
KANE555
No in-app purchases
Questions
Is 555 Calc free?
Is KANE555 free?
Do 555 Calc or KANE555 have ads?
Which is updated more often, 555 Calc or KANE555?
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