# Lean PD vs Spazio3D Channel

The clearest difference is update cadence: Lean PD at every 4 months against Spazio3D Channel's every 20 months. Lean PD also leads on iOS requirement (12.0 vs 16.0). 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.

Lean PD ships an update every 4 months, Spazio3D Channel every 20 months. The most recent releases landed on October 20, 2026 and October 13, 2026 respectively.

## The numbers

| Metric | Lean PD | Spazio3D Channel |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.3 (9 ratings)](https://appshunter.io/ios/app/lean-pd/id1018470164/reviews)** | — |
| Number of ratings | **9** | — |
| Positive reviews | 86.4% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 4 months** | Every 20 months |
| Monetization | Free | — |
| Size | 1 MB | 22 MB |
| Requires iOS | **12.0** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Paul Akers](https://appshunter.io/developer/1018470163) | [BrainSoftware s.r.l.](https://appshunter.io/developer/1637816857) |

## What reviewers say

### Lean PD

[App page](https://appshunter.io/ios/app/lean-pd/id1018470164)

This app helps you achieve personal development goals through efficient daily habit formation. It focuses on eliminating waste in your self-improvement journey to reach your maximum potential. Transform your life by building habits that support your ambitious objectives.

**Highlights:** Efficient personal development, Daily habit formation, Goal support, Eliminate waste in self-improvement, Pre-populated habit examples

**Features:** macOS Compatibility

**In-app purchases:** none


### Spazio3D Channel

[App page](https://appshunter.io/ios/app/spazio3d-channel/id1637816855)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Lean PD free?

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

### Is Spazio3D Channel free?

Spazio3D Channel is free to download, with no in-app purchases.

### Do Lean PD or Spazio3D Channel have ads?

Neither Lean PD nor Spazio3D Channel shows ads.

### Which is updated more often, Lean PD or Spazio3D Channel?

Lean PD ships an update every 4 months, and Spazio3D Channel every 20 months. Most recently, Lean PD was updated on October 20, 2026 and Spazio3D Channel on October 13, 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.*