# Baldussi Softphone vs Solar.on

The clearest difference is update cadence: Solar.on at every 4 months against Baldussi Softphone's every 11 months. Solar.on also leads on device support (3 vs 1) and iOS requirement (12.0 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.

Baldussi Softphone ships an update every 11 months, Solar.on every 4 months. The most recent releases landed on October 25, 2026 and September 22, 2026 respectively.

## The numbers

| Metric | Baldussi Softphone | Solar.on |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 11 months | **Every 4 months** |
| Size | 114 MB | 98 MB |
| Requires iOS | 16.0 | **12.0** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 17+ | 17+ |
| Developer | [Baldussi Solucoes LTDA](https://appshunter.io/developer/1626792743) | [鑫 俞](https://appshunter.io/developer/1714265333) |

## What reviewers say

### Baldussi Softphone

[App page](https://appshunter.io/ios/app/baldussi-softphone/id1626792741)

**In-app purchases:** none


### Solar.on

[App page](https://appshunter.io/ios/app/solaron/id6479601705)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Baldussi Softphone free?

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

### Is Solar.on free?

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

### Do Baldussi Softphone or Solar.on have ads?

Neither Baldussi Softphone nor Solar.on shows ads.

### Which is updated more often, Baldussi Softphone or Solar.on?

Baldussi Softphone ships an update every 11 months, and Solar.on every 4 months. Most recently, Baldussi Softphone was updated on October 25, 2026 and Solar.on on September 22, 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.*