DUSphone vs SILCROW
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
DUSphone
This VoIP softphone allows you to make encrypted, HD-quality calls to landlines, mobile numbers, and other lines directly from your iPhone. It offers seamless integration with your device and ensures your conversations remain private. Manage multiple lines and keep track of your prepaid balance with ease.
- Encrypted calling (TLS/SRTP)
- HD voice quality (Opus codec)
- Native call integration (Apple CallKit)
- Reliable incoming calls (VoIP push)
- Call landlines and mobile numbers
- Multi-account management
- Caller ID management
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dus.net GmbH proudly presents DUSphone – the VoIP softphone for your dus.net line. Make encrypted, HD-quality calls straight from your iPhone: to landlines, mobile numbers, and other dus.net lines. All you need is a dus.net plan – ready in minutes, including a starting balance of €0.45 for your first calls. See the plans at www.dus.net. Your benefits: • Encrypted calling over TLS and SRTP – your conversations stay private • HD voice quality powered by the Opus codec • Native call integration via Apple CallKit – calls appear on your lock screen and in your recents, just like regular calls • Always reachable: incoming calls ring reliably, even when your iPhone is locked or the app is closed (VoIP push) • Call landlines and mobile numbers – and receive calls on your dus.net number • Fast setup by scanning a QR code from the customer center – no password to type • Manage several lines at once (multi-account) • Company directory and device contacts – callers are matched by name • Keep an eye on your prepaid balance in euros at any time • Show or hide your caller ID per call (call anonymously) • In-call DTMF, hold, speaker, Bluetooth, and call history Privacy-friendly: no tracking, no ads. DUSphone is built on open-source software (baresip); the open-source licenses can be viewed in the app. Requirement: DUSphone needs a VoIP line at dus.net. More information at www.dus.net.
SILCROW
This is a companion app for a legal firm's cloud service, providing mobile access to case files, deadlines, tasks, calendars, documents, and time tracking. It requires an existing account and offers secure communication for authorized users.
- Mobile access to case files, deadlines, and tasks
- Access to internal firm documents
- Time tracking for existing mandates
- Synchronization with cloud service
- Secure login for authorized users
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SILCROW Mobile ist die offizielle iOS-Begleit-App zur SILCROW Kanzlei-Cloud der KALION GmbH. Die App richtet sich an Kanzleien und ihre Mitarbeitenden, die bereits einen SILCROW-Cloud-Zugang besitzen. Nach dem Login können berechtigte Nutzer unterwegs auf ausgewählte Kanzlei-Funktionen zugreifen, darunter Akten, Fristen, Aufgaben, Kalender, Dokumente, Zeiterfassung und sichere Kommunikation. SILCROW Mobile verkauft keine digitalen Inhalte, Abos oder Freischaltungen innerhalb der App. Ein bestehendes Benutzerkonto ist erforderlich und wird außerhalb der iOS-App durch die Kanzlei beziehungsweise die KALION GmbH bereitgestellt. Funktionen: - Mobile Übersicht über Akten, Termine und Aufgaben - Zugriff auf kanzleiinterne Dokumente und Vorgangsinformationen - Zeiterfassung und Statusinformationen für bestehende Mandate - Synchronisation mit der SILCROW Kanzlei-Cloud - Geschützter Login für berechtigte Kanzlei-Nutzer SILCROW ist ein B2B-Produkt für Kanzleiorganisation und Zusammenarbeit. Die Nutzung setzt eine bestehende SILCROW-Cloud-Instanz und entsprechende Zugriffsrechte voraus.
Screenshots
Verdict
The clearest difference is review sentiment: SILCROW at 100% against DUSphone's 0%. SILCROW also leads on rating (5.0 vs 3.0) and device support (4 vs 2). On price, ratings volume, update cadence and ads 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.
SILCROW holds the better App Store score, 5.0 against 3.0. Both are backed by a comparable volume of ratings — 3 and 2 respectively. Written reviews point the same way: 0% of DUSphone's written reviews are positive against 100% of SILCROW's.
DUSphone ships an update weekly, SILCROW every 4 days. The most recent releases landed on September 19, 2026 and September 4, 2026 respectively.
| Parameter | DUSphone | SILCROW |
|---|---|---|
| Price | Free | Free |
| Rating | 3.0 (3 ratings) | 5.0 (2 ratings) — better |
| Positive reviews | 0.0% of reviews | 100.0% of reviews — better |
| Number of ratings | 3 — better | 2 |
| Update frequency | Weekly | Every 4 days — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone, iPad | iPhone, iPad, iPod, Mac — better |
| Requires iOS | 17.0 | 15.1 — better |
| Further details — not scored | ||
| Size | 11 MB | 16 MB |
| Age rating | 4+ | 4+ |
| Developer | dus.net GmbH | Darius Kaler |
Customer experience
DUSphone
SILCROW
In-app purchases
DUSphone
No in-app purchases
SILCROW
No in-app purchases
