# OperrTel vs ZIRNET VoIP

The clearest difference is rating: ZIRNET VoIP at 5.0 against OperrTel's 4.4. ZIRNET VoIP also leads on in-app purchases (none vs 3). OperrTel's advantage is update cadence (weekly vs every 4 months) and ratings volume (7 vs 1). On price, ads and device support there is nothing between them.

Both are free to download. OperrTel sells 3 in-app purchases, starting at $0.49 per month. ZIRNET VoIP asks for nothing beyond the download.

ZIRNET VoIP holds the better App Store score, 5.0 against 4.4. That said, the two scores are not equally well evidenced: OperrTel has 7 ratings behind it against 1, so its average is the more settled of the two.

OperrTel ships an update weekly, ZIRNET VoIP every 4 months. The most recent releases landed on October 5, 2026 and October 4, 2026 respectively.

## The numbers

| Metric | OperrTel | ZIRNET VoIP |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.4 (7 ratings)](https://appshunter.io/ios/app/operrtel/id1502437139/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/zirnet-voip/id1615084939/reviews)** |
| Number of ratings | **7** | 1 |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Weekly** | Every 4 months |
| Monetization | Subscription | **Free** |
| Size | 135 MB | 109 MB |
| Requires iOS | **13.0** | 16.0 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 4+ | 17+ |
| Developer | [Operr Technologies, Inc.](https://appshunter.io/developer/1197568140) | [ZIRNET, LLC](https://appshunter.io/developer/1615084941) |

## What reviewers say

### OperrTel

[App page](https://appshunter.io/ios/app/operrtel/id1502437139)

This business phone service app provides full mobility for its customers. Manage voice calls, instant messaging, and presence services from your mobile device, effectively carrying your office in your pocket.

**Highlights:** Mobile business phone service, Voice calls, Instant messaging, Presence services, Office mobility

**Features:** macOS Compatibility

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Fee | $0.49 | per month |
| Half Yearly Fee | $0.99 | per 6 months |
| Yearly Fee | $2.49 | per year |


### 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 OperrTel free?

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

### Is ZIRNET VoIP free?

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

### Which has better reviews, OperrTel or ZIRNET VoIP?

ZIRNET VoIP is rated higher. OperrTel averages 4.4 out of 5 from 7 ratings, while ZIRNET VoIP averages 5.0 from 1 ratings.

### Do OperrTel or ZIRNET VoIP have ads?

Neither OperrTel nor ZIRNET VoIP shows ads.

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

OperrTel ships an update weekly, and ZIRNET VoIP every 4 months. Most recently, OperrTel was updated on October 5, 2026 and ZIRNET VoIP on October 4, 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.*