# COFB vs Mi Formulista

The clearest difference is update cadence: COFB at every 7 months against Mi Formulista's every 25 months. 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.

COFB ships an update every 7 months, Mi Formulista every 25 months. The most recent releases landed on September 18, 2026 and September 8, 2026 respectively.

## The numbers

| Metric | COFB | Mi Formulista |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 7 months** | Every 25 months |
| Size | 7 MB | 12 MB |
| Requires iOS | 12.2 | **12** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 12+ | 17+ |
| Developer | [COFB](https://appshunter.io/developer/554141858) | [LinkinAir S.L.](https://appshunter.io/developer/894415435) |

## What reviewers say

### COFB

[App page](https://appshunter.io/ios/app/cofb/id796480665)

**Features:** macOS Compatibility, Apple Wallet

**In-app purchases:** none


### Mi Formulista

[App page](https://appshunter.io/ios/app/mi-formulista/id1628582315)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is COFB free?

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

### Is Mi Formulista free?

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

### Do COFB or Mi Formulista have ads?

Neither COFB nor Mi Formulista shows ads.

### Which is updated more often, COFB or Mi Formulista?

COFB ships an update every 7 months, and Mi Formulista every 25 months. Most recently, COFB was updated on September 18, 2026 and Mi Formulista on September 8, 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.*