Zonitel vs SDKH Phone
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Zonitel
This business communication app allows users to manage calls, texts, and faxes from a single platform. It offers features like call history, recordings, unlimited domestic calls, and business messaging. Users can send and receive faxes directly through the application.
- Call history and recordings
- Unlimited domestic calls
- Business text messaging
- Send and receive faxes
- Unified communication platform
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New to Zonitel? Get started with the APP. 1. Login using your Zonitel username and password. If you have forgotten your password you can reset it bu clicking forgot password in the login page. 2. Your mobile app will have 4 main menus, Calls, Texts, Fax and Settings 3. View your call history, listen to recordings and make unlimited domestic calls, you will need an active cellular service to be able to make a call. 4. Send and receive texts on your business phone number 5. Send and receive faxes.
SDKH Phone
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Heyday Phone allows you to make calls between extensions of the same company as well as adapting specific functionalities of a company such as transferring calls and placing a call on hold when necessary.
Screenshots
Verdict
The clearest difference is update cadence: Zonitel at every 2 weeks against SDKH Phone's every 22 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.
Zonitel ships an update every 2 weeks, SDKH Phone every 22 months. Both last shipped on November 7, 2026.
| Parameter | Zonitel | SDKH Phone |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (14 ratings) — better | — |
| Positive reviews | 100.0% of reviews | — |
| Number of ratings | 14 — better | — |
| Update frequency | Every 2 weeks — better | Every 22 months |
| 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 | 60 MB | 18 MB |
| Age rating | 4+ | 4+ |
| Developer | Zonitel Solutions LLC | heyday dev |
In-app purchases
Zonitel
No in-app purchases
SDKH Phone
No in-app purchases
