# FreeSolar vs DIGO IoT

The clearest difference is update cadence: FreeSolar at every 9 days against DIGO IoT's every 3 weeks. FreeSolar also leads on iOS requirement (10.0 vs 15.0). 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.

FreeSolar ships an update every 9 days, DIGO IoT every 3 weeks. The most recent releases landed on October 19, 2026 and October 14, 2026 respectively.

## The numbers

| Metric | FreeSolar | DIGO IoT |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 50.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 9 days** | Every 3 weeks |
| Monetization | Free | — |
| Size | 42 MB | 193 MB |
| Requires iOS | **10.0** | 15.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [SON HA INTERNATIONAL CORPORATION](https://appshunter.io/developer/1291838322) | [DIGO TECHNOLOGY JOINT STOCK COMPANY](https://appshunter.io/developer/1639797221) |

## What reviewers say

### FreeSolar

[App page](https://appshunter.io/ios/app/freesolar/id1534118588)

This app promotes a sustainable lifestyle by providing the latest information and policies on solar energy. It connects users with individuals and organizations interested in solar power and offers convenient order management.

**Highlights:** Solar energy information and policies, Connect with solar energy users, Order management, Promotes sustainable living

**Features:** macOS Compatibility

**In-app purchases:** none


### DIGO IoT

[App page](https://appshunter.io/ios/app/digo-iot/id1660696213)

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

**In-app purchases:** none


## Frequently asked questions

### Is FreeSolar free?

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

### Is DIGO IoT free?

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

### Do FreeSolar or DIGO IoT have ads?

Neither FreeSolar nor DIGO IoT shows ads.

### Which is updated more often, FreeSolar or DIGO IoT?

FreeSolar ships an update every 9 days, and DIGO IoT every 3 weeks. Most recently, FreeSolar was updated on October 19, 2026 and DIGO IoT on October 14, 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.*