Rinkel vs Alpha by ASRR
Price, ratings, monetisation and update history for both apps, side by side โ with what reviewers say about each.
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.
- Use business number on personal device
- Set greetings and voicemail
- Record conversations
- Transfer calls
- Link with WhatsApp Business
- CRM integration
- Set business hours
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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.
Alpha by ASRR
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Alpha โ Business Operations, Simplified Alpha puts your entire sales workflow in the palm of your hand. Browse products, manage clients, create orders, send estimates, and track invoices โ all from one app, even without an internet connection. Create Orders Anywhere Build orders on the go with a full offline product catalog. Select a client, add products, choose a payment method, and submit โ even without connectivity. Orders queue automatically and sync the moment you're back online. Products at a Glance Browse your entire product catalog in list or grid view. Search by name or category, filter by supplier, price range, or stock status, and scan barcodes to find products instantly. Client Directory Access your full client database with contact details, addresses, and tags. Call, email, or WhatsApp a client directly from their profile. Contact persons, billing info, and business details are always one tap away. Estimates with Digital Signatures Create estimates, generate PDFs, and send them to clients. Capture signatures directly on your device, then convert accepted estimates into orders or invoices with a single tap. Invoice Tracking Monitor invoice statuses, due dates, and payment progress at a glance. View payment history, track partial payments, and see overdue invoices highlighted automatically. Works Offline Products, clients, and inventory data are stored locally so you can keep working without a connection. Pending orders sync automatically in the background when you're back online โ no data lost, ever. Built for Your Team - Barcode and QR code scanning for fast product lookup - Real-time stock availability (in stock, low stock, out of stock) - Pull-to-refresh on every screen - Dark mode support - Multi-tenant: switch between organizations seamlessly
Screenshots
Verdict
Rinkel and Alpha by ASRR are too close to call on the numbers: across 6 compared parameters โ price, update cadence, ads and in-app purchases among them โ neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.
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.
Rinkel ships an update every 2 weeks, Alpha by ASRR fortnightly. The most recent releases landed on October 7, 2026 and October 18, 2026 respectively.
| Parameter | Rinkel | Alpha by ASRR |
|---|---|---|
| Price | Free | Free |
| Positive reviews | 100.0% of reviews | โ |
| Update frequency | Every 2 weeks โ better | Fortnightly |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | โ |
| Devices | iPhone, iPod | iPhone, iPad |
| Requires iOS | 15.1 โ better | 16.4 |
| Further details โ not scored | ||
| Size | 48 MB | 65 MB |
| Age rating | 4+ | 4+ |
| Developer | Rinkel B.V. | ASRR B.V. |
In-app purchases
Rinkel
No in-app purchases
Alpha by ASRR
No in-app purchases









