AC Key vs Pinventory
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
AC Key
This app allows you to unlock doors using your smartphone, eliminating the need for physical credentials. It offers an easy-to-use interface for quick access and enables temporary access for visitors.
- Unlock doors with smartphone
- Replace physical credentials
- Grant temporary visitor access
- Customizable access duration and usage
- Easy user registration
- Visitor credentials do not require app installation
Read full descriptionHide full description
AC Key opens all the doors to your favorite places! Aiphone’s AC Key application eliminates the need to carry physical credentials and allows you to unlock doors swiftly and with ease, using your smartphone. KEY FEATURES - AC Key offers an easy to use and interactive interface that makes unlocking doors effortless. - User registration on the AC Key application is easy and takes only seconds. - Replace traditional credentials by using your smartphone. - Grant temporary access to visitors for a predetermined time frame and amount of uses. - Visitors are not required to have the AC Key application installed to use their visitor credentials. VISITOR ACCESS AC Key allows you to create, customize, and grant visitor access credentials directly in the application. Determine the time frame and amount of use for the credential then share this with the visitor. Visitors are not required to have the AC Key application installed to use their credentials. Administrators have the ability to allow or deny users from granting visitors access as well as revoking a visitor pass after it is issued. HOW IT WORKS -AC Key only works with the AC NIO software system. - Registration requires users to request credentials from their system administrator. If you’re interested in using AC Key in your company please visit www.aiphone.com to learn more about our access control system.
Pinventory
Organize and manage your pinball machine fleet or personal collection. Track machine status, maintenance, revenue, and parts inventory. Features include location management, team access, and QR code issue reporting.
- Fleet dashboard with machine status
- Location mapping and management
- Detailed maintenance logs
- Parts inventory with reorder alerts
- Revenue tracking and financial reports
- QR code issue reporting
- Team management with roles
- CSV data export
Read full descriptionHide full description
Pinventory is the all-in-one tool for pinball operators and collectors. Whether you manage a route of machines across multiple locations or maintain a personal collection at home, Pinventory keeps everything organized in one place. For Operators: • Track every machine in your fleet with status, serial numbers, and purchase details • Manage locations, venue contacts, and revenue splits • Log maintenance repairs with itemized parts and labor costs • Monitor parts inventory with low-stock alerts • View revenue reports and compare machine performance over time • Invite team members with role-based access for technicians, managers, and employees • Generate QR codes so players can report issues directly — no app needed For Collectors: • Catalog your collection with automatic game info from the Kineticist database • Track machine condition, maintenance history, and valuations • Browse a global parts catalog to find what you need • Export your data anytime Key Features: • Fleet dashboard with at-a-glance machine status • Location mapping and management • Detailed maintenance logs and recurring reminders • Parts inventory with reorder thresholds • Revenue tracking and financial reports • QR code-based public issue reporting • Team management with Owner, Technician, and Employee roles • CSV data export for full data portability • Dark mode support Free & Privacy-First: Pinventory is free to use, ad-free, and we never sell your data. Your business data stays yours — always.
Screenshots
Verdict
The clearest difference is rating: Pinventory at 5.0 against AC Key's 4.1. Pinventory also leads on update cadence (weekly vs every 14 months). AC Key's advantage is monetization model (free vs ad-supported) and ratings volume (16 vs 5). On price, ads, in-app purchases 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
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
Pinventory holds the better App Store score, 5.0 against 4.1. Both are backed by a comparable volume of ratings — 16 and 5 respectively.
AC Key ships an update every 14 months, Pinventory weekly. Both last shipped on October 24, 2026.
| Parameter | AC Key | Pinventory |
|---|---|---|
| Price | Free | Free |
| Rating | 4.1 (16 ratings) | 5.0 (5 ratings) — better |
| Number of ratings | 16 — better | 5 |
| Update frequency | Every 14 months | Weekly — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free — better | Ad-supported |
| Devices | iPhone, iPad, iPod — better | iPhone, iPad |
| Requires iOS | 13.4 — better | 16.4 |
| Further details — not scored | ||
| Size | 24 MB | 42 MB |
| Age rating | 4+ | 4+ |
| Developer | Aiphone Corporation | Ed Giardina |
In-app purchases
AC Key
No in-app purchases
Pinventory
No in-app purchases
Questions
Is AC Key free?
Is Pinventory free?
Which has better reviews, AC Key or Pinventory?
Do AC Key or Pinventory have ads?
Which is updated more often, AC Key or Pinventory?
Other comparisons















