# Sadhana App vs smartengine

The clearest difference is iOS requirement: smartengine at 11.2 against Sadhana App's 13.0. On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Sadhana App ships an update every 3 months, smartengine every 2 months. The most recent releases landed on October 10, 2026 and October 17, 2026 respectively.

## The numbers

| Metric | Sadhana App | smartengine |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (4 ratings)](https://appshunter.io/ios/app/smartengine/id1471630795/reviews)** |
| Number of ratings | — | **4** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 2 months** |
| Monetization | — | Free |
| Size | 37 MB | 47 MB |
| Requires iOS | 13.0 | **11.2** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Dada Bhagwan Foundation](https://appshunter.io/developer/530125885) | [wtec GmbH](https://appshunter.io/developer/1471630794) |

## What reviewers say

### Sadhana App

[App page](https://appshunter.io/ios/app/sadhana-app/id1469199921)

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

**In-app purchases:** none


### smartengine

[App page](https://appshunter.io/ios/app/smartengine/id1471630795)

Control individual lighting levels and color temperature for fixtures, rooms, zones, buildings, or entire campuses. Create custom favorites for quick access to preferred settings and monitor real-time occupancy and desk availability.

**Highlights:** Individual fixture lighting control, Room, zone, building, and campus-wide settings, Customizable favorite lighting scenes, Real-time occupancy monitoring, Desk availability tracking

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

**In-app purchases:** none


## Frequently asked questions

### Is Sadhana App free?

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

### Is smartengine free?

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

### Do Sadhana App or smartengine have ads?

Neither Sadhana App nor smartengine shows ads.

### Which is updated more often, Sadhana App or smartengine?

Sadhana App ships an update every 3 months, and smartengine every 2 months. Most recently, Sadhana App was updated on October 10, 2026 and smartengine on October 17, 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.*