ZynoTalk vs Second Phone Number
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
ZynoTalk
Manage business communications including calls, voicemails, texts, and faxes from a mobile-first interface. Access your communication history and search through messages with AI-powered tools. A subscription is required for full functionality.
- Review and search calls
- Voicemail management
- Text message access
- Fax review
- AI-powered search
- Mobile-first interface
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The ZynoTalk mobile app provides a mobile-first experience for reviewing & searching your calls, voicemails, text messages and faxes, just like you can in the ZynoSuite portal. Placing & receiving calls via the ZynoTalk app is in private beta. Contact support@zyno.app to join. A ZynoTalk subscription is required. Visit zynotalk.com for more information.
Second Phone Number
Obtain a private US second phone number for your iPhone without needing an extra SIM card or device. Make and receive calls and texts over Wi-Fi or cellular data, keeping your personal number private for various needs like travel or work.
- Private US second phone number
- VoIP calls over Wi-Fi/cellular
- Send and receive SMS
- No extra SIM or device required
- Call US and Canada numbers
- Call and message history
- Block unwanted numbers
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Get a private US second phone number on your iPhone without another SIM, eSIM, or extra device. Use your second number over Wi-Fi or cellular data. Call US and Canada phone numbers, receive calls, send SMS to supported US numbers, and receive SMS on your US number. Keep your personal number private when you need a second line for everyday calling, texting, travel, projects, or work. Use one device for your personal number and your second US number. Keep your purchased phone number while your subscription is active, and manage calls and messages inside the app. Features: - Get a US second phone number - No extra SIM, eSIM, landline, or second device needed - Call US and Canada numbers - Send SMS to supported US numbers - Receive SMS on your US number - Receive calls on your second number - Make and receive VoIP calls over Wi-Fi or mobile data - View recent incoming, outgoing, missed, failed, and canceled calls - Pick recipients from your iPhone contacts, with your permission - Block unwanted numbers - Manage your account, subscription, phone number, privacy policy, terms, and support from Settings - Delete your account from inside the app when needed Calling availability: Outbound calling is currently supported for USA and Canada destinations, including eligible mobile numbers, landlines, and toll-free numbers. Messaging availability: SMS availability is focused on supported US routes. International SMS is not supported. Subscription information: Second Phone Number supports subscription access for premium features. Plans may include weekly, monthly, or annual billing options, depending on availability. Payment is charged to your Apple ID at confirmation of purchase. Subscriptions automatically renew unless canceled at least 24 hours before the end of the current period. You can manage or cancel subscriptions in your Apple ID account settings. Important: Second Phone Number is not a replacement for your mobile carrier, landline, or emergency service access. Emergency calling limitations may apply. You should maintain another reliable way to contact emergency services. Terms: https://hastree.com/businessphonenumber/terms Privacy Policy: https://hastree.com/businessphonenumber/privacy
Screenshots
Verdict
The clearest difference is rating: ZynoTalk at 5.0 against Second Phone Number's 4.2. ZynoTalk also leads on in-app purchases (none vs 3). Second Phone Number's advantage is ratings volume (5 vs 1). On price, update cadence, ads 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. Second Phone Number sells 3 in-app purchases, starting at $7.99 per 7 days. ZynoTalk asks for nothing beyond the download.
ZynoTalk holds the better App Store score, 5.0 against 4.2. That said, the two scores are not equally well evidenced: Second Phone Number has 5 ratings behind it against 1, so its average is the more settled of the two.
ZynoTalk ships an update every 2 weeks, Second Phone Number every 10 days. The most recent releases landed on October 30, 2026 and October 31, 2026 respectively.
| Parameter | ZynoTalk | Second Phone Number |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (1 ratings) — better | 4.2 (5 ratings) |
| Positive reviews | — | 100.0% of reviews |
| Number of ratings | 1 | 5 — better |
| Update frequency | Every 2 weeks | Every 10 days — better |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Monetization | Subscription | Free with in-app purchases — better |
| Devices | iPhone | iPhone, iPad — better |
| Requires iOS | 16.4 — better | 17.6 |
| Further details — not scored | ||
| Size | 73 MB | 63 MB |
| Age rating | 4+ | +4 |
| Developer | Signal24 LLC | HASTREE TECHNOLOGIES PRIVATE LIMITED |
Customer experience
ZynoTalk
Second Phone Number
In-app purchases
ZynoTalk
No in-app purchases
Second Phone Number
- Weekly Subscription$7.997 Days
- Monthly$14.991 Month
- Yearly$119.991 Year
Questions
Is ZynoTalk free?
Is Second Phone Number free?
Which has better reviews, ZynoTalk or Second Phone Number?
Do ZynoTalk or Second Phone Number have ads?
Which is updated more often, ZynoTalk or Second Phone Number?
Other comparisons
