# VSim vs Karrier One

The clearest difference is review sentiment: VSim at 85% against Karrier One's 0%. VSim also leads on rating (4.7 vs 1.0) and ratings volume (17K vs 1). Karrier One's advantage is in-app purchases (none vs 6) and ads (none vs shown). On price and device support there is nothing between them.

Both are free to download. VSim sells 6 one-off in-app purchases. Karrier One asks for nothing beyond the download.

VSim holds the better App Store score, 4.7 against 1.0. That said, the two scores are not equally well evidenced: VSim has 17K ratings behind it against 1, so its average is the more settled of the two. Written reviews point the same way: 85% of VSim's written reviews are positive against 0% of Karrier One's.

VSim ships an update every 2 months, Karrier One every 4 weeks. The most recent releases landed on November 1, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | VSim | Karrier One |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.7 (17K ratings)](https://appshunter.io/ios/app/vsim-sms-verification-code/id1661720255/reviews)** | [1.0 (1 ratings)](https://appshunter.io/ios/app/karrier-one-call-and-text/id6742020732/reviews) |
| Number of ratings | **17K** | 1 |
| Positive reviews | **84.5% of reviews** | 0.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Every 2 months | **Every 4 weeks** |
| Monetization | Free with in-app purchases | **Free** |
| Size | 46 MB | 59 MB |
| Requires iOS | **13.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 17+ |
| Developer | [Elmond](https://appshunter.io/developer/1837068464) | [Karrier One Inc](https://appshunter.io/developer/1782590545) |

## What reviewers say

### VSim

[App page](https://appshunter.io/ios/app/vsim-sms-verification-code/id1661720255)

Get a temporary virtual phone number to receive SMS verification codes without revealing your personal number. Activate accounts quickly and maintain privacy from unwanted spam. All messages are conveniently stored within the app.

**Highlights:** Receive SMS verification codes, Virtual numbers for account activation, In-app message inbox, Privacy protection, Pay-as-you-go credits, Supports popular platforms

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

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 10 Credit | $0.99 | one-time |
| 30 Credit | $2.99 | one-time |
| 50 Credit | $4.99 | one-time |
| 100 Credit | $9.99 | one-time |
| 250 Credit | $24.99 | one-time |
| 500 credit | $49.99 | one-time |

**What reviewers like**

- 🚀 Fast and efficient
- 👍 User-friendly
- 💡 Innovative features
- 🔒 Secure and reliable
- 🤝 Great customer support

**What reviewers complain about**

- 🐛 Bugs and glitches
- 💰 Expensive pricing
- 📵 Numbers not working as expected
- 🚫 Banned/blocked numbers

**Reported bugs**

- Verification codes not received
- Numbers already in use
- Account bans without explanation

**Requested features**

- Ability to earn free credits
- More number options
- Improved privacy policy
- Better FAQ and community support


### Karrier One

[App page](https://appshunter.io/ios/app/karrier-one-call-and-text/id6742020732)

This app integrates communication tools like calling and texting with digital finance management, including a blockchain wallet and AI assistance for transactions. It offers a unified platform for everyday communication, mobile connectivity, and digital asset management.

**Highlights:** VoIP calls and global texting, Purchase and manage phone numbers/plans, Integrated Sui blockchain wallet, Phone-number-based crypto transactions, AI Butler for transaction assistance, Unified communication and finance platform

**Features:** Apple Wallet

**In-app purchases:** none


## Frequently asked questions

### Is VSim free?

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

### Is Karrier One free?

Karrier One is free to download, with no in-app purchases.

### Which has better reviews, VSim or Karrier One?

VSim is rated higher. VSim averages 4.7 out of 5 from 17K ratings, while Karrier One averages 1.0 from 1 ratings.

### Do VSim or Karrier One have ads?

VSim shows ads; Karrier One does not.

### Which is updated more often, VSim or Karrier One?

VSim ships an update every 2 months, and Karrier One every 4 weeks. Most recently, VSim was updated on November 1, 2026 and Karrier One on October 24, 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.*