# ButterflyMX vs ProofCoffer

ButterflyMX and ProofCoffer both sit at 4.9 stars, but that hides the real split: 100% of ProofCoffer's written reviews are positive against 51% of ButterflyMX's. ProofCoffer also leads on update cadence (every 3 days vs fortnightly). ButterflyMX's advantage is in-app purchases (none vs 3) and ratings volume (115K vs 1). On price, rating, ads and device support there is nothing between them.

Both are free to download. ProofCoffer sells 3 in-app purchases, starting at $2.99 per month. ButterflyMX asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 4.9 for ButterflyMX against 5.0 for ProofCoffer. That said, the two scores are not equally well evidenced: ButterflyMX has 115K ratings behind it against 1, so its average is the more settled of the two. Written reviews are what separate them: 51% of ButterflyMX's written reviews are positive against 100% of ProofCoffer's.

ButterflyMX ships an update fortnightly, ProofCoffer every 3 days. The most recent releases landed on November 8, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | ButterflyMX | ProofCoffer |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.9 (115K ratings)](https://appshunter.io/ios/app/butterflymx/id714133074/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/proofcoffer/id6774061040/reviews)** |
| Number of ratings | **115K** | 1 |
| Positive reviews | 51.2% of reviews | **100.0% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Fortnightly | **Every 3 days** |
| Monetization | **Free** | Freemium |
| Best chart rank | **#58** | — |
| Size | 143 MB | 8 MB |
| Requires iOS | **16.0** | 17.0 |
| Devices | **iPhone, iPad, Apple Watch** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [ButterflyMX, Inc.](https://appshunter.io/developer/714133077) | [Arin Khodadadi](https://appshunter.io/developer/6774061042) |

## What reviewers say

### ButterflyMX

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

**Currently charting:** #58 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


### ProofCoffer

[App page](https://appshunter.io/ios/app/proofcoffer/id6774061040)

Organize and store essential proof records for households and businesses. Save purchase details, warranties, service history, and asset information in a secure, private app. Export and back up your data for easy access and recovery.

**Highlights:** Store purchase details, warranties, and serial numbers, Track service history and asset information, Scan barcodes and add product photos, Build claim kits and track missing proof, Export records in various formats (PDF, CSV, JSON), Optional iCloud sync, App lock for enhanced security

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| ProofCoffer Pro Monthly | $2.99 | per month |
| ProofCoffer Pro Yearly | $19.99 | per year |
| ProofCoffer Lifetime | $49.99 | one-time |


## Frequently asked questions

### Is ButterflyMX free?

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

### Is ProofCoffer free?

ProofCoffer is free to download, with in-app purchases available.

### Which has better reviews, ButterflyMX or ProofCoffer?

ProofCoffer is rated higher. ButterflyMX averages 4.9 out of 5 from 115K ratings, while ProofCoffer averages 5.0 from 1 ratings.

### Do ButterflyMX or ProofCoffer have ads?

Neither ButterflyMX nor ProofCoffer shows ads.

### Which is updated more often, ButterflyMX or ProofCoffer?

ButterflyMX ships an update fortnightly, and ProofCoffer every 3 days. Most recently, ButterflyMX was updated on November 8, 2026 and ProofCoffer on October 31, 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.*