PrimeVolt vs TTSMurmur
Price, ratings, monetisation and update history for both apps, side by side โ with what reviewers say about each.
PrimeVolt
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Display PrimeVolt PVI power generation information data, simple and efficient
TTSMurmur
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Verdict
The clearest difference is update cadence: PrimeVolt at every 6 weeks against TTSMurmur's every 10 months. On price, ads, in-app purchases and device support there is nothing between them.
Scored on Price ยท Rating ยท Positive reviews ยท Number of ratings ยท Update frequency ยท Ads ยท In-app purchases ยท Monetization ยท Best chart rank ยท Devices ยท Requires iOS
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
PrimeVolt ships an update every 6 weeks, TTSMurmur every 10 months. The most recent releases landed on October 6, 2026 and October 3, 2026 respectively.
| Parameter | PrimeVolt | TTSMurmur |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 6 weeks โ better | Every 10 months |
| Ads | No | No |
| In-app purchases | No | No |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 13.0 | 13.0 |
| Further details โ not scored | ||
| Size | 12 MB | 4 MB |
| Age rating | 17+ | 4+ |
| Developer | AsianPowerDevicesInc | JHEN-HUA CHEN |
In-app purchases
PrimeVolt
No in-app purchases
TTSMurmur
No in-app purchases
Questions
Is PrimeVolt free?
Is TTSMurmur free?
Do PrimeVolt or TTSMurmur have ads?
Which is updated more often, PrimeVolt or TTSMurmur?
Other comparisons
