# Eina vs BID

The clearest difference is ads: BID at none against Eina's shown. Eina's advantage is update cadence (monthly vs every 3 months). On price, in-app purchases, device support and iOS requirement there is nothing between them.

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

Eina ships an update monthly, BID every 3 months. The most recent releases landed on October 10, 2026 and October 2, 2026 respectively.

## The numbers

| Metric | Eina | BID |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | **Monthly** | Every 3 months |
| Size | 77 MB | 17 MB |
| Requires iOS | 15.0 | 15.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [SEDUNI TORCAR SL](https://appshunter.io/developer/1450163694) | [Consell General de Cambres de Catalunya](https://appshunter.io/developer/1440578732) |

## What reviewers say

### Eina

[App page](https://appshunter.io/ios/app/eina/id1586318128)

**Features:** macOS Compatibility

**In-app purchases:** none


### BID

[App page](https://appshunter.io/ios/app/bid/id6470820638)

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

**In-app purchases:** none


## Frequently asked questions

### Is Eina free?

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

### Is BID free?

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

### Do Eina or BID have ads?

Eina shows ads; BID does not.

### Which is updated more often, Eina or BID?

Eina ships an update monthly, and BID every 3 months. Most recently, Eina was updated on October 10, 2026 and BID on October 2, 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.*