# Hardline vs KvantPhone

The clearest difference is in-app purchases: Hardline at none against KvantPhone's 3. Hardline also leads on iOS requirement (13.0 vs 16.0). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. KvantPhone sells 3 in-app purchases, starting at $2.99 per month. Hardline asks for nothing beyond the download.

Hardline ships an update every 3 weeks, KvantPhone every 2 weeks. The most recent releases landed on October 29, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | Hardline | KvantPhone |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Every 2 weeks** |
| Size | 99 MB | 103 MB |
| Requires iOS | **13.0** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [East 37 LLC](https://appshunter.io/developer/1232017525) | [Arenim Infosec Kft.](https://appshunter.io/developer/1595599782) |

## What reviewers say

### Hardline

[App page](https://appshunter.io/ios/app/hardline/id1232466638)

**In-app purchases:** none


### KvantPhone

[App page](https://appshunter.io/ios/app/kvantphone/id1641683309)

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Basic | $2.99 | per month |
| Ultimate | $3.99 | per month |
| 250 extra credit | $0.99 | one-time |


## Frequently asked questions

### Is Hardline free?

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

### Is KvantPhone free?

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

### Do Hardline or KvantPhone have ads?

Neither Hardline nor KvantPhone shows ads.

### Which is updated more often, Hardline or KvantPhone?

Hardline ships an update every 3 weeks, and KvantPhone every 2 weeks. Most recently, Hardline was updated on October 29, 2026 and KvantPhone on October 30, 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.*