Comparison

Rinkel vs SindriApp

Price, ratings, monetisation and update history for both apps, side by side โ€” with what reviewers say about each.

Head to head
About

Rinkel

This app provides a dedicated business phone number for entrepreneurs and teams, allowing them to make calls, manage greetings, and record conversations from their personal mobile devices. It offers features like call transferring, voicemail, and integration with WhatsApp Business and CRMs for enhanced professionalism and work-life balance.

Highlights
  • Use business number on personal device
  • Set greetings and voicemail
  • Record conversations
  • Transfer calls
  • Link with WhatsApp Business
  • CRM integration
  • Set business hours
Read full description

Rinkel is the the telecom solution for entrepreneurs, start-ups and teams. Do business wherever you are. Use the Rinkel app to make calls with your business phone number(s) using your own mobile device. The Rinkel app is free to use with any of our plans. No eSIM, second SIM card or the need for an additional device. Here are some of the most important benefits of the Rinkel app: - Do business anywhere, even abroad - Set up a greeting message, business voicemail and business hours - Listen to and record your conversations - Transfer calls to your colleagues - Put callers on hold - Link your Rinkel phone number to WhatsApp Business - Integrate the data from our app with other tools, such as your CRM. - Achieve a better work-life balance with our opening hours feature. Decide what you want the system to do when you receive calls outside of these hours. - Let our professional voice over artists record your welcome messages and voice menu, to create an even more professional image. Whether you are in a nature reserve, at the office, or at the beach in Spain: you and your colleagues can manage the virtual phone system from your own device.

About

SindriApp

Features
Read full description

Create, schedule posts, and enhance images for your business's social media. With SindriApp, you have a communication agency in your pocket with AI speed and at a low cost. SindriApp will learn about your business and improve the more content it generates for you. Save time, money, and boost your visibility. WHAT YOU CAN DO - Plan and schedule your Instagram and Facebook posts - Generate images and copy with AI - Turn everyday photos into professional shots - Learn what works for your business SUBSCRIPTION INFORMATION SindriApp offers auto-renewable subscriptions (Echo and Amplify) with monthly (1 month) and yearly (1 year) options. The subscription title, length and price are shown in the app before any purchase is confirmed. Payment is charged to your Apple Account at confirmation of purchase. The subscription renews automatically unless auto-renew is turned off at least 24 hours before the end of the current period. You can manage or cancel your subscription in your Apple Account settings. Privacy Policy: https://sindria.app/privacy-policy/ Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Terms and Conditions: https://sindria.app/terms/

Screenshots

Rinkel4 screens
SindriApp4 screens

Verdict

The call

The clearest difference is in-app purchases: Rinkel at none against SindriApp's 4. Rinkel also leads on update cadence (fortnightly vs every 2 months). On price, ads, device support and iOS requirement 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

CostPrice ยท In-app purchases ยท Ads ยท Monetization

Both are free to download. SindriApp sells 4 in-app purchases, starting at $24.99 per month. Rinkel asks for nothing beyond the download.

UpkeepUpdate frequency

Rinkel ships an update fortnightly, SindriApp every 2 months. Both last shipped on October 24, 2026.

Scorecard2 real differences ยท 6 level
Rinkel versus SindriApp: the parameters behind the verdict, then further details
ParameterRinkelSindriApp
PriceFreeFree
Positive reviews100.0% of reviewsโ€”
Update frequencyFortnightly โ€” betterEvery 2 months
AdsNoNo
In-app purchasesNo โ€” betterYes
MonetizationFreeโ€”
DevicesiPhoneiPhone, iPad โ€” better
Requires iOS16.416.4
Further details โ€” not scored
Size53 MB52 MB
Age rating4+4+
DeveloperRinkel B.V.FRANCISCO MUNOZ CUEVAS

In-app purchases

None

Rinkel

No in-app purchases

4 purchases

SindriApp

Subscriptions4
  • Echo$24.991 Month
  • Amplify$49.991 Month
  • Echo$249.991 Year
Show 1 more
  • Amplify$499.991 Year

Questions

Is Rinkel free?
Rinkel is free to download, with no in-app purchases.
Is SindriApp free?
SindriApp is free to download, with in-app purchases available.
Do Rinkel or SindriApp have ads?
Neither Rinkel nor SindriApp shows ads.
Which is updated more often, Rinkel or SindriApp?
Rinkel ships an update fortnightly, and SindriApp every 2 months. Most recently, Rinkel was updated on October 24, 2026 and SindriApp on October 24, 2026.

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