# ATAS Cloud Telephony vs BSI WorkLine

The clearest difference is update cadence: ATAS Cloud Telephony at every 4 months against BSI WorkLine's every 9 months. On price, ads, in-app purchases and device support there is nothing between them.

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

ATAS Cloud Telephony ships an update every 4 months, BSI WorkLine every 9 months. The most recent releases landed on October 19, 2026 and October 5, 2026 respectively.

## The numbers

| Metric | ATAS Cloud Telephony | BSI WorkLine |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 4 months** | Every 9 months |
| Size | 108 MB | 97 MB |
| Requires iOS | 16.0 | 16.0 |
| Devices | iPhone | iPhone |
| Age rating | 17+ | 17+ |
| Developer | [Trisilco Radiance Communications Sdn Bhd](https://appshunter.io/developer/1700268439) | [Boltonsmith Inc](https://appshunter.io/developer/1743165768) |

## What reviewers say

### ATAS Cloud Telephony

[App page](https://appshunter.io/ios/app/atas-cloud-telephony/id6456040211)

**In-app purchases:** none


### BSI WorkLine

[App page](https://appshunter.io/ios/app/bsi-workline/id6499316880)

**In-app purchases:** none


## Frequently asked questions

### Is ATAS Cloud Telephony free?

ATAS Cloud Telephony is free to download, with no in-app purchases.

### Is BSI WorkLine free?

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

### Do ATAS Cloud Telephony or BSI WorkLine have ads?

Neither ATAS Cloud Telephony nor BSI WorkLine shows ads.

### Which is updated more often, ATAS Cloud Telephony or BSI WorkLine?

ATAS Cloud Telephony ships an update every 4 months, and BSI WorkLine every 9 months. Most recently, ATAS Cloud Telephony was updated on October 19, 2026 and BSI WorkLine on October 5, 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.*