Comparison

ButterflyMX vs ProofCoffer

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

ButterflyMX

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
Currently charting
Read full description

ButterflyMX makes property access simple. With the ButterflyMX mobile app, you can open doors, gates, elevators, and garages from your smartphone. Whether you’re coming home, welcoming a guest, or accepting a delivery, it’s all one tap away. Key mobile app features: - Property access from anywhere. Unlock any connected entry point on your property using your smartphone. - Visitor access made easy. Send Visitor Passes to friends, family, and trusted service workers so they can enter even when you’re not home. - Never miss another delivery. Share Delivery Passes and get notified when deliveries arrive to grant property access from anywhere. - Security you can see. Receive video calls and speak with your visitors before granting them property access. From front doors and garages to gates and elevators, ButterflyMX connects every access point in one secure, easy-to-use app, so property access is simple at your building.

About

ProofCoffer

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
Read full description

ProofCoffer helps households, small offices, clinics, shops, landlords, studios, and production teams keep important proof records ready before they are needed. Save purchase details, warranty dates, serial numbers, asset numbers, store links, service history, product photos, documents, and notes in one private iPhone app. Build cleaner claim kits, track what proof is missing, export records, and keep backup files for recovery or transfer. ProofCoffer is designed for real-world proof workflows: - Receipts, warranties, and return records - Asset numbers, serial numbers, and barcode scanning - Service, installer, technician, and scanned-by details - Store locations, vendor links, payment type, and subscription details - Consumables such as toner, cartridges, filters, batteries, bulbs, and supplies - Proof Value Center for household and business estimated value, at-risk proof gaps, expiring coverage, renewal exposure, service due value, and asset tag gaps - Vehicle mileage or equipment hours - PDF, CSV, JSON, Markdown, print, share, AirDrop, and backup exports - Optional iCloud sync through the user's Apple Account - App lock and protected software license fields Free users can keep up to 5 proof records. ProofCoffer Pro unlocks unlimited records and stronger export, backup, and business asset workflows for one Apple Account purchase account. Business teams with 6+ users, multiple locations, or high-volume inventory can contact business@proofcoffer.com. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy Policy: https://proofcoffer.com/privacy ProofCoffer does not require a ProofCoffer server account, does not sell user data, and does not run ads in the app. Important: ProofCoffer is not designed for patient records, medical charts, diagnosis information, payment-card numbers, or protected health information.

Screenshots

ButterflyMX4 screens
ProofCoffer4 screens

Verdict

The call

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.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

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

ReceptionRating · Positive reviews · Number of ratings

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.

UpkeepUpdate frequency

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

Scorecard6 real differences · 5 level
ButterflyMX versus ProofCoffer: the parameters behind the verdict, then further details
ParameterButterflyMXProofCoffer
PriceFreeFree
Rating4.9 (115K ratings)5.0 (1 ratings) — better
Positive reviews51.2% of reviews100.0% of reviews — better
Number of ratings115K — better1
Update frequencyFortnightlyEvery 3 days — better
AdsNoNo
In-app purchasesNo — betterYes
MonetizationFree — betterFreemium
Best chart rank#58 — better—
DevicesiPhone, iPad, Apple Watch — betteriPhone, iPad
Requires iOS16.0 — better17.0
Further details — not scored
Size143 MB8 MB
Age rating4+4+
DeveloperButterflyMX, Inc.Arin Khodadadi

Customer experience

ButterflyMX

All ratings112,895 ratings
Positive96.7%
Neutral1.1%
Negative2.2%
Written reviews406 reviews
Positive51.2%
Neutral9.1%
Negative39.7%

ProofCoffer

All ratings1 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews1 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

Bugs and requests

ButterflyMX

Reported bugs

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

Requested features

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

ProofCoffer

Not enough reviews yet to summarise bugs or requests.

In-app purchases

None

ButterflyMX

No in-app purchases

3 purchases

ProofCoffer

Subscriptions2
  • ProofCoffer Pro Monthly$2.991 Month
  • ProofCoffer Pro Yearly$19.991 Year
One-time1
  • ProofCoffer Lifetime$49.99

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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