# ZEN+ vs Saddle Sense

The clearest difference is update cadence: Saddle Sense at every 6 weeks against ZEN+'s every 5 months. ZEN+'s advantage is iOS requirement (16.4 vs 18.0). 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.

ZEN+ ships an update every 5 months, Saddle Sense every 6 weeks. The most recent releases landed on October 17, 2026 and October 18, 2026 respectively.

## The numbers

| Metric | ZEN+ | Saddle Sense |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (3 ratings)](https://appshunter.io/ios/app/saddle-sense/id6746080872/reviews)** |
| Number of ratings | — | **3** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 5 months | **Every 6 weeks** |
| Monetization | — | Free |
| Size | 35 MB | 123 MB |
| Requires iOS | **16.4** | 18.0 |
| Devices | iPhone | iPhone |
| Age rating | 4+ | 17+ |
| Developer | [Smart Points Ltd](https://appshunter.io/developer/580591615) | [Mark Taylor](https://appshunter.io/developer/1815081651) |

## What reviewers say

### ZEN+

[App page](https://appshunter.io/ios/app/zen-plus/id6499044815)

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

**In-app purchases:** none


### Saddle Sense

[App page](https://appshunter.io/ios/app/saddle-sense/id6746080872)

This app transforms your bicycle into an air quality monitor, providing real-time street-level data on pollutants like PM2.5. It helps you visualize the air you breathe during your rides and plan healthier routes.

**Highlights:** Live air quality readings (PM2.5, PM1, PM10), Street-level air quality map, Trip history with air quality visualization, Personal exposure dashboard, Route planning for cleaner air, Optional leaderboards

**In-app purchases:** none


## Frequently asked questions

### Is ZEN+ free?

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

### Is Saddle Sense free?

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

### Do ZEN+ or Saddle Sense have ads?

Neither ZEN+ nor Saddle Sense shows ads.

### Which is updated more often, ZEN+ or Saddle Sense?

ZEN+ ships an update every 5 months, and Saddle Sense every 6 weeks. Most recently, ZEN+ was updated on October 17, 2026 and Saddle Sense on October 18, 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.*