# QUATRO vs pica

QUATRO and pica 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.

QUATRO ships an update every 30 months, pica every 51 months. The most recent releases landed on November 11, 2026 and November 7, 2026 respectively.

## The numbers

| Metric | QUATRO | pica |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 30 months** | Every 51 months |
| Size | 3 MB | 23 MB |
| Requires iOS | 13.0 | **12.0** |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [shingo kamei](https://appshunter.io/developer/1256845824) | [Tomoharu Oouchi](https://appshunter.io/developer/1601212408) |

## What reviewers say

### QUATRO

[App page](https://appshunter.io/ios/app/quatro/id1017581026)

**In-app purchases:** none


### pica

[App page](https://appshunter.io/ios/app/pica/id1601212406)

**In-app purchases:** none


## Frequently asked questions

### Is QUATRO free?

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

### Is pica free?

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

### Do QUATRO or pica have ads?

Neither QUATRO nor pica shows ads.

### Which is updated more often, QUATRO or pica?

QUATRO ships an update every 30 months, and pica every 51 months. Most recently, QUATRO was updated on November 11, 2026 and pica on November 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.*