# Has Çalış B2B vs RapidSS

Has Çalış B2B and RapidSS are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Has Çalış B2B ships an update every 5 months, RapidSS every 4 months. The most recent releases landed on October 20, 2026 and September 24, 2026 respectively.

## The numbers

| Metric | Has Çalış B2B | RapidSS |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 5 months | **Every 4 months** |
| Size | 73 MB | 19 MB |
| Requires iOS | **12.0** | 13.4 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 17+ | 17+ |
| Developer | [NAT Yazilim](https://appshunter.io/developer/1137276538) | [Rapidsol Bilişim Hizmetleri Tic.Ltd.Şti](https://appshunter.io/developer/1839918909) |

## What reviewers say

### Has Çalış B2B

[App page](https://appshunter.io/ios/app/has-cals-b2b/id6748222664)

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

**In-app purchases:** none


### RapidSS

[App page](https://appshunter.io/ios/app/rapidss/id6752567766)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Has Çalış B2B free?

Has Çalış B2B is free to download, with no in-app purchases.

### Is RapidSS free?

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

### Do Has Çalış B2B or RapidSS have ads?

Neither Has Çalış B2B nor RapidSS shows ads.

### Which is updated more often, Has Çalış B2B or RapidSS?

Has Çalış B2B ships an update every 5 months, and RapidSS every 4 months. Most recently, Has Çalış B2B was updated on October 20, 2026 and RapidSS on September 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.*