# Viela vs CAIO

Viela and CAIO 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.

Both ship on a similar rhythm, roughly every 3 months. The most recent releases landed on September 11, 2026 and September 14, 2026 respectively.

## The numbers

| Metric | Viela | CAIO |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | Every 3 months |
| Size | 204 MB | 204 MB |
| Requires iOS | 17.0 | 17.0 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Filipe Castro Macedo unipessoal lda](https://appshunter.io/developer/1663854971) | [LAVENDERCHOICE, LDA](https://appshunter.io/developer/1695596697) |

## What reviewers say

### Viela

[App page](https://appshunter.io/ios/app/viela/id1663854969)

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

**In-app purchases:** none


### CAIO

[App page](https://appshunter.io/ios/app/caio/id6450902305)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Viela free?

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

### Is CAIO free?

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

### Do Viela or CAIO have ads?

Neither Viela nor CAIO shows ads.

### Which is updated more often, Viela or CAIO?

Viela ships an update every 3 months, and CAIO every 3 months. Most recently, Viela was updated on September 11, 2026 and CAIO on September 14, 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.*