# cotax vs Wollio

The clearest difference is update cadence: cotax at every 2 weeks against Wollio's every 2 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.

cotax ships an update every 2 weeks, Wollio every 2 months. The most recent releases landed on October 6, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | cotax | Wollio |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/cotax/id1552891219/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 2 weeks** | Every 2 months |
| Monetization | Free | — |
| Size | 45 MB | 40 MB |
| Requires iOS | **13.0** | 14.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [SN Cooperation GmbH](https://appshunter.io/developer/1552891221) | [Wollio Ltd.](https://appshunter.io/developer/1615406033) |

## What reviewers say

### cotax

[App page](https://appshunter.io/ios/app/cotax/id1552891219)

This finance app helps users file their tax returns efficiently and stress-free. It guides you through document submission, optimizes for deductions, and provides a completed return for review and approval.

**Highlights:** Document submission via photos/uploads, Guided tax return process, Deduction optimization, Quick return completion, Live chat support, One-tap approval

**Features:** macOS Compatibility, Apple Wallet

**In-app purchases:** none


### Wollio

[App page](https://appshunter.io/ios/app/wollio/id1615406031)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is cotax free?

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

### Is Wollio free?

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

### Do cotax or Wollio have ads?

Neither cotax nor Wollio shows ads.

### Which is updated more often, cotax or Wollio?

cotax ships an update every 2 weeks, and Wollio every 2 months. Most recently, cotax was updated on October 6, 2026 and Wollio on October 7, 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.*