# ButterflyMX vs Space Inspector

The clearest difference is update cadence: ButterflyMX at fortnightly against Space Inspector's every 3 months. ButterflyMX also leads on chart position (#70 vs unranked) and iOS requirement (16.0 vs 26.0). 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.

ButterflyMX ships an update fortnightly, Space Inspector every 3 months. The most recent releases landed on October 19, 2026 and October 6, 2026 respectively.

## The numbers

| Metric | ButterflyMX | Space Inspector |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.9 (113K ratings)](https://appshunter.io/ios/app/butterflymx/id714133074/reviews)** | — |
| Number of ratings | **113K** | — |
| Positive reviews | 50.6% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Fortnightly** | Every 3 months |
| Monetization | Free | — |
| Best chart rank | **#70** | — |
| Size | 143 MB | 4 MB |
| Requires iOS | **16.0** | 26.0 |
| Devices | **iPhone, iPad, Apple Watch** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [ButterflyMX, Inc.](https://appshunter.io/developer/714133077) | [Brice Brown](https://appshunter.io/developer/1555846025) |

## What reviewers say

### ButterflyMX

[App page](https://appshunter.io/ios/app/butterflymx/id714133074)

**Currently charting:** #70 Top Free · Productivity (US App Store)

Control property access, including doors, gates, elevators, and garages, directly from your smartphone. Grant entry to visitors and deliveries remotely, and receive video calls for enhanced security. Manage all building access points seamlessly from one app.

**Highlights:** Open doors, gates, elevators, garages from smartphone, Grant visitor access remotely, Receive delivery notifications and grant access, Video calls with visitors before granting access, Manage all property access points

**Features:** Apple Wallet, Apple Watch app

**In-app purchases:** none

**What reviewers like**

- 🚀 Convenient door access
- 🔒 Increased security
- 👍 Easy to use app
- 👍 Helpful customer service
- 👍 Useful virtual key feature

**What reviewers complain about**

- 🐛 Unreliable connectivity
- 🐛 Buggy app performance
- 🕰️ Slow response times
- 🤔 Unintuitive interface
- 🤷‍♀️ Compatibility issues

**Reported bugs**

- Frequent app crashes
- Missed notifications
- Inconsistent door unlocking
- Intercom call routing problems
- Elevator access issues

**Requested features**

- Remote door opening option
- Improved delivery workflow
- Independent user controls
- Accessibility improvements
- Bluetooth/offline access


### Space Inspector

[App page](https://appshunter.io/ios/app/space-inspector/id6783617599)

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

**In-app purchases:** none


## Frequently asked questions

### Is ButterflyMX free?

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

### Is Space Inspector free?

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

### Do ButterflyMX or Space Inspector have ads?

Neither ButterflyMX nor Space Inspector shows ads.

### Which is updated more often, ButterflyMX or Space Inspector?

ButterflyMX ships an update fortnightly, and Space Inspector every 3 months. Most recently, ButterflyMX was updated on October 19, 2026 and Space Inspector on October 6, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*