# Flash Text Message vs GSM+ Second Phone Number

The clearest difference is rating: GSM+ Second Phone Number at 4.6 against Flash Text Message's 1.1. GSM+ Second Phone Number also leads on review sentiment (37% vs 0%) and update cadence (every 3 weeks vs every 8 months). Flash Text Message's advantage is iOS requirement (7.1 vs 15.0). On price, ads, in-app purchases and monetization model there is nothing between them.

Both are free to download. Flash Text Message sells 5 one-off in-app purchases and GSM+ Second Phone Number sells 20 in-app purchases, starting at $3.99 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 1.1. That said, the two scores are not equally well evidenced: GSM+ Second Phone Number has 757 ratings behind it against 21, so its average is the more settled of the two. Written reviews point the same way: 0% of Flash Text Message's written reviews are positive against 37% of GSM+ Second Phone Number's.

Flash Text Message ships an update every 8 months, GSM+ Second Phone Number every 3 weeks. The most recent releases landed on October 14, 2026 and October 17, 2026 respectively.

## The numbers

| Metric | Flash Text Message | GSM+ Second Phone Number |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [1.1 (21 ratings)](https://appshunter.io/ios/app/flash-text-message/id932814901/reviews) | **[4.6 (757 ratings)](https://appshunter.io/ios/app/gsm-plus-second-phone-number/id1486650699/reviews)** |
| Number of ratings | 21 | **757** |
| Positive reviews | 0.0% of reviews | **37.3% of reviews** |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 8 months | **Every 3 weeks** |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 16 MB | 111 MB |
| Requires iOS | **7.1** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Blacktelio OÜ](https://appshunter.io/developer/1208089378) | [Mobile Victory](https://appshunter.io/developer/1486650698) |

## What reviewers say

### Flash Text Message

[App page](https://appshunter.io/ios/app/flash-text-message/id932814901)

Send full-screen SMS messages that appear directly on the recipient's screen, bypassing the usual message history. This offers a unique and fun way to communicate with contacts, though delivery may vary by operator and device.

**Highlights:** Full-screen message delivery, Messages not stored in history, Dismiss button only, Fun communication tool, SMS messaging

**Features:** Vision Pro support

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 5 Flash Texts | $5.99 | one-time |
| 10 Flash Texts | $9.99 | one-time |
| 25 Flash Texts | $18.99 | one-time |
| 60 Flash Texts | $36.99 | one-time |
| 200 Flash Texts | $94.99 | one-time |


### 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 (20)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Credits Tariff #1 | $3.99 | per month |
| Credits Tariff #3 | $7.99 | per month |
| Credits Tariff #4 | $9.99 | per month |
| 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 |
| Canada - Dual Functionality | $14.99 | per month |
| UK - Dual Functionality | $14.99 | per month |
| Auto Credit Tariff #5 | $19.99 | per month |
| Puerto Rico-Dual Functionality | $24.99 | per month |
| Auto Credit Tariff #6 | $29.99 | per month |
| Australia - Dual Functionality | $39.99 | per month |
| GB - (Call+SMS) | $59.99 | per year |
| Phone number purchase | $0.99 | one-time |
| 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 |
| Phone number purchase | $69.99 | 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


## Frequently asked questions

### Is Flash Text Message free?

Flash Text Message is free to download, with in-app purchases available.

### Is GSM+ Second Phone Number free?

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

### Which has better reviews, Flash Text Message or GSM+ Second Phone Number?

GSM+ Second Phone Number is rated higher. Flash Text Message averages 1.1 out of 5 from 21 ratings, while GSM+ Second Phone Number averages 4.6 from 757 ratings.

### Do Flash Text Message or GSM+ Second Phone Number have ads?

Neither Flash Text Message nor GSM+ Second Phone Number shows ads.

### Which is updated more often, Flash Text Message or GSM+ Second Phone Number?

Flash Text Message ships an update every 8 months, and GSM+ Second Phone Number every 3 weeks. Most recently, Flash Text Message was updated on October 14, 2026 and GSM+ Second Phone Number on October 17, 2026.

---

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