# Zen ESS vs SatViewAR

The clearest difference is update cadence: Zen ESS at fortnightly against SatViewAR's every 4 months. Zen ESS also leads on device support (3 vs 1). On price, ads, in-app purchases and iOS requirement there is nothing between them.

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

Zen ESS ships an update fortnightly, SatViewAR every 4 months. The most recent releases landed on October 11, 2026 and September 26, 2026 respectively.

## The numbers

| Metric | Zen ESS | SatViewAR |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Fortnightly** | Every 4 months |
| Size | 206 MB | 37 MB |
| Requires iOS | **15.0** | 16.4 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Zen exim Pvt Ltd](https://appshunter.io/developer/995150047) | [SEUNGHWAN BAEK](https://appshunter.io/developer/1716244185) |

## What reviewers say

### Zen ESS

[App page](https://appshunter.io/ios/app/zen-ess/id1519017640)

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

**In-app purchases:** none


### SatViewAR

[App page](https://appshunter.io/ios/app/satviewar/id6471916876)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Zen ESS free?

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

### Is SatViewAR free?

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

### Do Zen ESS or SatViewAR have ads?

Neither Zen ESS nor SatViewAR shows ads.

### Which is updated more often, Zen ESS or SatViewAR?

Zen ESS ships an update fortnightly, and SatViewAR every 4 months. Most recently, Zen ESS was updated on October 11, 2026 and SatViewAR on September 26, 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.*