# ZOLEO vs Publio

The clearest difference is update cadence: Publio at weekly against ZOLEO's every 2 months. ZOLEO's advantage is iOS requirement (13 vs 15.6). 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.

ZOLEO ships an update every 2 months, Publio weekly. The most recent releases landed on October 13, 2026 and October 1, 2026 respectively.

## The numbers

| Metric | ZOLEO | Publio |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.7 (104 ratings)](https://appshunter.io/ios/app/zoleo/id1490177472/reviews)** | — |
| Number of ratings | **104** | — |
| Positive reviews | 52.1% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Weekly** |
| Monetization | Free with in-app purchases | — |
| Size | 144 MB | 16 MB |
| Requires iOS | **13** | 15.6 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [ZOLEO Inc.](https://appshunter.io/developer/1490177471) | [Iclic](https://appshunter.io/developer/1488517705) |

## What reviewers say

### ZOLEO

[App page](https://appshunter.io/ios/app/zoleo/id1490177472)

This app provides seamless global messaging and personal safety features, connecting your smartphone to satellite networks for communication anywhere. It offers SOS alerting, location sharing, and weather forecasts, ensuring you stay connected and safe worldwide.

**Highlights:** Seamless global messaging, SOS alerting with progressive updates, Location sharing, Hyper-local weather forecasts, Dedicated SMS and email number, Two-way messaging over cellular and satellite

**Features:** Vision Pro support

**In-app purchases:** none


### Publio

[App page](https://appshunter.io/ios/app/publio/id6744161922)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is ZOLEO free?

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

### Is Publio free?

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

### Do ZOLEO or Publio have ads?

Neither ZOLEO nor Publio shows ads.

### Which is updated more often, ZOLEO or Publio?

ZOLEO ships an update every 2 months, and Publio weekly. Most recently, ZOLEO was updated on October 13, 2026 and Publio on October 1, 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.*