# TBEA Solar vs 慧工云IN3+

The clearest difference is update cadence: 慧工云IN3+ at every 3 weeks against TBEA Solar's every 4 months. 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.

TBEA Solar ships an update every 4 months, 慧工云IN3+ every 3 weeks. The most recent releases landed on August 22, 2026 and December 23, 2025 respectively.

## The numbers

| Metric | TBEA Solar | 慧工云IN3+ |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 4 months | **Every 3 weeks** |
| Size | 27 MB | 31 MB |
| Requires iOS | 13 | 13.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [特变电工西安电气科技有限公司](https://appshunter.io/developer/1189734105) | [Suzhou Industics Information Technology Co., Ltd.](https://appshunter.io/developer/1600811285) |

## What reviewers say

### TBEA Solar

[App page](https://appshunter.io/ios/app/tbea-solar/id1301880345)

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

**In-app purchases:** none


### 慧工云IN3+

[App page](https://appshunter.io/ios/app/in3/id1645219148)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is TBEA Solar free?

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

### Is 慧工云IN3+ free?

慧工云IN3+ is free to download, with no in-app purchases.

### Do TBEA Solar or 慧工云IN3+ have ads?

Neither TBEA Solar nor 慧工云IN3+ shows ads.

### Which is updated more often, TBEA Solar or 慧工云IN3+?

TBEA Solar ships an update every 4 months, and 慧工云IN3+ every 3 weeks. Most recently, TBEA Solar was updated on August 22, 2026 and 慧工云IN3+ on December 23, 2025.

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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.*