# ESP RainMaker Home vs VESSEL Smart

ESP RainMaker Home and VESSEL Smart are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

ESP RainMaker Home ships an update every 11 days, VESSEL Smart every 2 weeks. The most recent releases landed on September 17, 2026 and September 11, 2026 respectively.

## The numbers

| Metric | ESP RainMaker Home | VESSEL Smart |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 11 days** | Every 2 weeks |
| Size | 79 MB | 45 MB |
| Requires iOS | 16.6 | **15.6** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [ESPRESSIF SYSTEMS (SHANGHAI) CO., LTD.](https://appshunter.io/developer/1071176699) | [Guangdong VESSEL Cultural Tourism Development Co., Ltd](https://appshunter.io/developer/1816399490) |

## What reviewers say

### ESP RainMaker Home

[App page](https://appshunter.io/ios/app/esp-rainmaker-home/id1563728960)

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

**In-app purchases:** none


### VESSEL Smart

[App page](https://appshunter.io/ios/app/vessel-smart/id6746355140)

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

**In-app purchases:** none


## Frequently asked questions

### Is ESP RainMaker Home free?

ESP RainMaker Home is free to download, with no in-app purchases.

### Is VESSEL Smart free?

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

### Do ESP RainMaker Home or VESSEL Smart have ads?

Neither ESP RainMaker Home nor VESSEL Smart shows ads.

### Which is updated more often, ESP RainMaker Home or VESSEL Smart?

ESP RainMaker Home ships an update every 11 days, and VESSEL Smart every 2 weeks. Most recently, ESP RainMaker Home was updated on September 17, 2026 and VESSEL Smart on September 11, 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.*