# OtoBLE vs Soluna eCloud

The clearest difference is update cadence: Soluna eCloud at every 2 months against OtoBLE's every 14 months. OtoBLE's advantage is iOS requirement (12.4 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.

OtoBLE ships an update every 14 months, Soluna eCloud every 2 months. The most recent releases landed on September 28, 2026 and September 24, 2026 respectively.

## The numbers

| Metric | OtoBLE | Soluna eCloud |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 14 months | **Every 2 months** |
| Size | 30 MB | 33 MB |
| Requires iOS | **12.4** | 15.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 17+ | 4+ |
| Developer | [Frank Zwarthoed](https://appshunter.io/developer/1569397182) | [Shanghai Raymon IoT Technology Co., Ltd.](https://appshunter.io/developer/1649162918) |

## What reviewers say

### OtoBLE

[App page](https://appshunter.io/ios/app/otoble/id1569397180)

**Features:** macOS Compatibility

**In-app purchases:** none


### Soluna eCloud

[App page](https://appshunter.io/ios/app/soluna-ecloud/id6444200437)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is OtoBLE free?

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

### Is Soluna eCloud free?

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

### Do OtoBLE or Soluna eCloud have ads?

Neither OtoBLE nor Soluna eCloud shows ads.

### Which is updated more often, OtoBLE or Soluna eCloud?

OtoBLE ships an update every 14 months, and Soluna eCloud every 2 months. Most recently, OtoBLE was updated on September 28, 2026 and Soluna eCloud on September 24, 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.*