# GSM+ Second Phone Number vs SLYTALK

The clearest difference is rating: GSM+ Second Phone Number at 4.6 against SLYTALK's 1.0. GSM+ Second Phone Number also leads on monetization model (free with in-app purchases vs subscription) and ratings volume (761 vs 1). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. GSM+ Second Phone Number sells 10 in-app purchases, starting at $9.99 per month and SLYTALK sells 1 in-app purchase, starting at $2.99 per month. Whichever you choose, the download price is not the number that matters.

GSM+ Second Phone Number holds the better App Store score, 4.6 against 1.0. That said, the two scores are not equally well evidenced: GSM+ Second Phone Number has 761 ratings behind it against 1, so its average is the more settled of the two.

GSM+ Second Phone Number ships an update every 3 weeks, SLYTALK every 4 months. The most recent releases landed on November 11, 2026 and November 3, 2026 respectively.

## The numbers

| Metric | GSM+ Second Phone Number | SLYTALK |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.6 (761 ratings)](https://appshunter.io/ios/app/gsm-plus-second-phone-number/id1486650699/reviews)** | [1.0 (1 ratings)](https://appshunter.io/ios/app/slytalk/id6468567861/reviews) |
| Number of ratings | **761** | 1 |
| Positive reviews | 37.3% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Every 4 months |
| Monetization | **Free with in-app purchases** | Subscription |
| Size | 111 MB | 18 MB |
| Requires iOS | 15.0 | 15.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Mobile Victory](https://appshunter.io/developer/1486650698) | [MobileSphere, Ltd](https://appshunter.io/developer/295767902) |

## What reviewers say

### GSM+ Second Phone Number

[App page](https://appshunter.io/ios/app/gsm-plus-second-phone-number/id1486650699)

Obtain multiple virtual phone numbers from over 40 countries without needing an extra SIM card. Use these numbers for calls, texts, and registrations to protect your personal number's privacy. Enjoy affordable international communication and manage your lines easily.

**Highlights:** Multiple virtual phone numbers, Supports 40+ countries, No extra SIM card needed, Make calls and send SMS/MMS, Call recording, Voicemail creation, Call forwarding

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Canada - Dual Functionality | $9.99 | per month |
| US - (Call+SMS) | $9.99 | per month |
| GB - (Call+SMS) | $9.99 | per month |
| US- Dual Functionality | $14.99 | per month |
| UK - Dual Functionality | $14.99 | per month |
| Auto Credit Tariff #5 | $19.99 | per month |
| Phone number purchase | $3.99 | one-time |
| Phone number purchase | $9.99 | one-time |
| Phone number purchase | $19.99 | one-time |
| Phone number purchase | $39.99 | one-time |

**What reviewers like**

- ⭐ Great app
- 👍 Works well
- 🔥 Excellent service

**What reviewers complain about**

- 🐛 App not working
- 💰 Expensive
- ⚠️ Issues with SMS/calls

**Reported bugs**

- Credits deducted without service
- Numbers becoming inactive quickly

**Requested features**

- Add support for more countries
- Improve customer support


### SLYTALK

[App page](https://appshunter.io/ios/app/slytalk/id6468567861)

Securely communicate with state-of-the-art encryption for messages, calls, and video chats. Enjoy a private and clutter-free experience without ads. Designed for those who prioritize privacy and security.

**Highlights:** End-to-end encrypted voice and video calls, Secure messaging, Ad-free and clutter-free interface, Private communication, High-definition video calls

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Plan | $2.99 | per month |


## Frequently asked questions

### Is GSM+ Second Phone Number free?

GSM+ Second Phone Number is free to download, with in-app purchases available.

### Is SLYTALK free?

SLYTALK is free to download, with in-app purchases available.

### Which has better reviews, GSM+ Second Phone Number or SLYTALK?

GSM+ Second Phone Number is rated higher. GSM+ Second Phone Number averages 4.6 out of 5 from 761 ratings, while SLYTALK averages 1.0 from 1 ratings.

### Do GSM+ Second Phone Number or SLYTALK have ads?

Neither GSM+ Second Phone Number nor SLYTALK shows ads.

### Which is updated more often, GSM+ Second Phone Number or SLYTALK?

GSM+ Second Phone Number ships an update every 3 weeks, and SLYTALK every 4 months. Most recently, GSM+ Second Phone Number was updated on November 11, 2026 and SLYTALK on November 3, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*