555 Calc vs GoVoceFM
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.
GoVoceFM
Easily adjust the radio frequency for voice control devices to avoid interference. Select the optimal frequency between 87.5MHz and 102.5MHz for clear sound.
- Change radio frequency
- Adjust FM band (87.5MHz-102.5MHz)
- Avoid noise interference
- Optimize sound quality
- Compatible with GoVoce voice control products
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GoVoce FM Changer is a free mobile app that lets you easily change the radio frequency of GoVoce voice control products to fit your needs. If the default frequencies are used by other radio station or has noise interference in your local area, you can use this app to easily change the frequency within FM 87.5MHz to 102.5MHz, so you can select the perfect frequency which gives you the best sound.
Screenshots
Verdict
The clearest difference is rating: 555 Calc at 4.0 against GoVoceFM's 1.0. 555 Calc also leads on ratings volume (3 vs 1). GoVoceFM's advantage is ads (none vs shown) and monetization model (free vs ad-supported). 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 holds the better App Store score, 4.0 against 1.0. Both are backed by a comparable volume of ratings — 3 and 1 respectively.
| Parameter | 555 Calc | GoVoceFM |
|---|---|---|
| Price | Free | Free |
| Rating | 4.0 (3 ratings) — better | 1.0 (1 ratings) |
| Positive reviews | 50.0% of reviews | — |
| Number of ratings | 3 — better | 1 |
| Update frequency | Every 20 months | — |
| Ads | Yes | No — better |
| In-app purchases | No | No |
| Monetization | Ad-supported | Free — better |
| Devices | iPhone, iPad, iPod — better | iPhone, iPod |
| Requires iOS | 11.0 | 9.0 — better |
| Further details — not scored | ||
| Size | 18 MB | 25 MB |
| Age rating | 4+ | 17+ |
| Developer | Jibiki Works | 小英 向 |
Customer experience
555 Calc
GoVoceFM
In-app purchases
555 Calc
No in-app purchases
GoVoceFM
No in-app purchases
Questions
Is 555 Calc free?
Is GoVoceFM free?
Which has better reviews, 555 Calc or GoVoceFM?
Do 555 Calc or GoVoceFM have ads?
Other comparisons
