# Envoice vs KOOS

The clearest difference is ads: KOOS at none against Envoice's shown. On price, update cadence, 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.

Envoice ships an update fortnightly, KOOS weekly. The most recent releases landed on October 2, 2026 and September 30, 2026 respectively.

## The numbers

| Metric | Envoice | KOOS |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | Fortnightly | **Weekly** |
| Size | 48 MB | 16 MB |
| Requires iOS | **13.0** | 14.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Envoice OUe](https://appshunter.io/developer/1087997570) | [Programmable Equity OU](https://appshunter.io/developer/1685180939) |

## What reviewers say

### Envoice

[App page](https://appshunter.io/ios/app/envoice-bills-and-expenses/id1663459968)

**Features:** macOS Compatibility

**In-app purchases:** none


### KOOS

[App page](https://appshunter.io/ios/app/koos/id6449426162)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Envoice free?

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

### Is KOOS free?

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

### Do Envoice or KOOS have ads?

Envoice shows ads; KOOS does not.

### Which is updated more often, Envoice or KOOS?

Envoice ships an update fortnightly, and KOOS weekly. Most recently, Envoice was updated on October 2, 2026 and KOOS on September 30, 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.*