# Elvaco OTC vs Rendesco Flow

Elvaco OTC and Rendesco Flow 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.

Elvaco OTC ships an update monthly, Rendesco Flow fortnightly. The most recent releases landed on October 27, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | Elvaco OTC | Rendesco Flow |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Monthly | **Fortnightly** |
| Size | 14 MB | 45 MB |
| Requires iOS | **15.0** | 15.1 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Elvaco AB](https://appshunter.io/developer/1590157446) | [Rendesco Ltd](https://appshunter.io/developer/6779774236) |

## What reviewers say

### Elvaco OTC

[App page](https://appshunter.io/ios/app/elvaco-otc/id1590157384)

**In-app purchases:** none


### Rendesco Flow

[App page](https://appshunter.io/ios/app/rendesco-flow/id6779774234)

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

**In-app purchases:** none


## Frequently asked questions

### Is Elvaco OTC free?

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

### Is Rendesco Flow free?

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

### Do Elvaco OTC or Rendesco Flow have ads?

Neither Elvaco OTC nor Rendesco Flow shows ads.

### Which is updated more often, Elvaco OTC or Rendesco Flow?

Elvaco OTC ships an update monthly, and Rendesco Flow fortnightly. Most recently, Elvaco OTC was updated on October 27, 2026 and Rendesco Flow on October 31, 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.*