# Optiblu vs Tub Integral

Optiblu and Tub Integral 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 2 months. The most recent releases landed on May 17, 2026 and September 15, 2026 respectively.

## The numbers

| Metric | Optiblu | Tub Integral |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | Every 2 months |
| Size | 66 MB | 63 MB |
| Requires iOS | 12.4 | **11.0** |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [ContentSpeed SRL](https://appshunter.io/developer/1532365897) | [TOTIX HARD SOFT SRL](https://appshunter.io/developer/1592248233) |

## What reviewers say

### Optiblu

[App page](https://appshunter.io/ios/app/optiblu/id1622804893)

**Features:** macOS Compatibility

**In-app purchases:** none


### Tub Integral

[App page](https://appshunter.io/ios/app/tub-integral/id6742497374)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Optiblu free?

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

### Is Tub Integral free?

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

### Do Optiblu or Tub Integral have ads?

Neither Optiblu nor Tub Integral shows ads.

### Which is updated more often, Optiblu or Tub Integral?

Optiblu ships an update every 2 months, and Tub Integral every 2 months. Most recently, Optiblu was updated on May 17, 2026 and Tub Integral on September 15, 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.*