# Comlink Biplink vs WCostaArm

Comlink Biplink and WCostaArm 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.

Comlink Biplink ships an update every 5 months, WCostaArm every 4 months. The most recent releases landed on October 18, 2026 and October 5, 2026 respectively.

## The numbers

| Metric | Comlink Biplink | WCostaArm |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 5 months | **Every 4 months** |
| Size | 33 MB | 81 MB |
| Requires iOS | **12.0** | 13.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Comlink Comunicacoes Integradas SA](https://appshunter.io/developer/1620692156) | [WCOSTA MONITORAMENTO DE SISTEMAS ELETRONICOS LTDA](https://appshunter.io/developer/1654544648) |

## What reviewers say

### Comlink Biplink

[App page](https://appshunter.io/ios/app/comlink-biplink/id1632947093)

**In-app purchases:** none


### WCostaArm

[App page](https://appshunter.io/ios/app/wcostaarm/id6444418487)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Comlink Biplink free?

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

### Is WCostaArm free?

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

### Do Comlink Biplink or WCostaArm have ads?

Neither Comlink Biplink nor WCostaArm shows ads.

### Which is updated more often, Comlink Biplink or WCostaArm?

Comlink Biplink ships an update every 5 months, and WCostaArm every 4 months. Most recently, Comlink Biplink was updated on October 18, 2026 and WCostaArm on October 5, 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.*