# SENSEI CUBAS vs Welltech Sleep App

SENSEI CUBAS and Welltech Sleep App 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.

SENSEI CUBAS ships an update every 2 months, Welltech Sleep App monthly. The most recent releases landed on November 3, 2026 and November 5, 2026 respectively.

## The numbers

| Metric | SENSEI CUBAS | Welltech Sleep App |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Monthly** |
| Size | 312 MB | 34 MB |
| Requires iOS | 16.4 | **15.0** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 17+ | 4+ |
| Developer | [DUDY SOLUTIONS S.L.](https://appshunter.io/developer/1396095664) | [Welltech Electronics, S.L.](https://appshunter.io/developer/1705376116) |

## What reviewers say

### SENSEI CUBAS

[App page](https://appshunter.io/ios/app/sensei-cubas/id6443992874)

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

**In-app purchases:** none


### Welltech Sleep App

[App page](https://appshunter.io/ios/app/welltech-sleep-app/id6745705744)

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is SENSEI CUBAS free?

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

### Is Welltech Sleep App free?

Welltech Sleep App is free to download, with no in-app purchases.

### Do SENSEI CUBAS or Welltech Sleep App have ads?

Neither SENSEI CUBAS nor Welltech Sleep App shows ads.

### Which is updated more often, SENSEI CUBAS or Welltech Sleep App?

SENSEI CUBAS ships an update every 2 months, and Welltech Sleep App monthly. Most recently, SENSEI CUBAS was updated on November 3, 2026 and Welltech Sleep App on November 5, 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.*