# BOLDAgimble vs ZIRNET VoIP

The clearest difference is update cadence: ZIRNET VoIP at every 4 months against BOLDAgimble's every 41 months. BOLDAgimble's advantage is device support (3 vs 1) and iOS requirement (13.0 vs 16.0). On price, ads and in-app purchases there is nothing between them.

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

BOLDAgimble ships an update every 41 months, ZIRNET VoIP every 4 months. The most recent releases landed on October 17, 2026 and October 21, 2026 respectively.

## The numbers

| Metric | BOLDAgimble | ZIRNET VoIP |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/zirnet-voip/id1615084939/reviews)** |
| Number of ratings | — | **1** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 41 months | **Every 4 months** |
| Monetization | — | Free |
| Size | 33 MB | 109 MB |
| Requires iOS | **13.0** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 17+ |
| Developer | [AlphaBOLD](https://appshunter.io/developer/1529437440) | [ZIRNET, LLC](https://appshunter.io/developer/1615084941) |

## What reviewers say

### BOLDAgimble

[App page](https://appshunter.io/ios/app/boldagimble/id1590827447)

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

**In-app purchases:** none


### ZIRNET VoIP

[App page](https://appshunter.io/ios/app/zirnet-voip/id1615084939)

This SIP-based softphone app enables HD voice and video calls, along with push notifications. It facilitates free calls exclusively between users of the Zirnet platform.

**Highlights:** SIP-based softphone, Push notifications, HD voice calling, HD video calling, Free calls between Zirnet users

**In-app purchases:** none


## Frequently asked questions

### Is BOLDAgimble free?

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

### Is ZIRNET VoIP free?

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

### Do BOLDAgimble or ZIRNET VoIP have ads?

Neither BOLDAgimble nor ZIRNET VoIP shows ads.

### Which is updated more often, BOLDAgimble or ZIRNET VoIP?

BOLDAgimble ships an update every 41 months, and ZIRNET VoIP every 4 months. Most recently, BOLDAgimble was updated on October 17, 2026 and ZIRNET VoIP on October 21, 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.*