SilverDialer vs PetrocoolApp
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
SilverDialer
Make affordable international calls using your iPhone contacts. Enjoy crystal-clear quality and low rates for VoIP calls over Wi-Fi or cellular data. Track call history and balance information easily.
- VoIP calls
- Uses iPhone contacts
- Low international rates
- WIFI, 4G/3G, 2G EDGE connectivity
- Balance information
- Call status logs
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App Benefits: •Uses iPhone contacts •Crystal Clear Quality •Lowest International Rates •Satisfaction guaranteed! •With this application, user can make cheap VOIP calls. Main features: * Making and receiving VoIP calls * Connectivity through WIFI, 4G/3G,2G EDGE * Integrated contacts from the phone * Loudspeaker * Balance information * Time, call status logs How to Activate: 1. Go to the App Store and download 'SilverDialer' on your iPhone, iPad and or iPod. 2. Launch 'SilverDialer' => Settings => enter operator code, your username and PIN. 3. Launch 'SilverDialer' and dial destination number using any of the Dial formats or directly from the Contact list.
PetrocoolApp
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PETROCOOL LLC is an ASTA & ISO 9001:2015 (QMS), ISO 14001-2015 (EMS), ISO 45001-2018 (HSMS) certified, U.A.E based company and consistently growing organization engaged in Marine, Oil and Gas sectors with brief introduction of our expertise in the field of Electrical, Mechanical, Fabrication Sub contracting works, Skilled Man power supply (Electricians, Compex ATEX certified electricians can work in explosive atmosphere, Marine Mechanic, Fabricators, Welders, Carpenters, Painters & Helpers, etc.,). We are also Designing, manufacturing, testing and commissioning of complete range of LV switchgear panels and control panels & Trading of all kinds of Electrical equipments, Spare parts and accessories. Since 2005 we have developed in to a professionally managed company committed to deliver quality products and services. It is the policy of our company to provide at all times quality products, efficient services to execute contracts on schedule with the use of quality materials and very high standard of workmanship thereby ensuring satisfaction to our valued customers. The center of our philosophy is based on both customer satisfaction and a striving to constantly improve all the related products and services. Our highly qualified and experienced Engineers are always available to provide our esteemed clients with necessary technical support as may be desired while planning, designing or while making selection of the ideal product to meet their prestigious project requirements. Through specific product training, we try and see that every individual is comfortable handling our product technicalities to facilitate effective management of application practically at the field. An important integral part of the company’s vision of having satisfied customers is accomplished through quality check at the completion of each stage of manufacturing. We never fail to maintain our customers trust on us. Our customer and their satisfaction represent the yardstick of our success
Screenshots
Verdict
The clearest difference is update cadence: PetrocoolApp at every 3 weeks against SilverDialer's every 2 months. On price, ads, 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.
SilverDialer ships an update every 2 months, PetrocoolApp every 3 weeks. The most recent releases landed on September 20, 2026 and July 4, 2026 respectively.
| Parameter | SilverDialer | PetrocoolApp |
|---|---|---|
| Price | Free | Free |
| Rating | 3.4 (5 ratings) — better | — |
| Positive reviews | 25.0% of reviews | — |
| Number of ratings | 5 — better | — |
| Update frequency | Every 2 months | Every 3 weeks — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 15.0 — better | 15.6 |
| Further details — not scored | ||
| Size | 88 MB | 23 MB |
| Age rating | 4+ | 4+ |
| Developer | REVE Systems (S) Pte. Ltd. | Oges Infotech |
In-app purchases
SilverDialer
No in-app purchases
PetrocoolApp
No in-app purchases
Questions
Is SilverDialer free?
Is PetrocoolApp free?
Do SilverDialer or PetrocoolApp have ads?
Which is updated more often, SilverDialer or PetrocoolApp?
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