Comparison

AC Key vs TheSmartNotebook App

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

Head to head
About

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.

Highlights
  • 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
Features
Read 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.

About

TheSmartNotebook App

Scan handwritten notes to create digital, searchable documents. Organize and share your notes instantly to cloud storage with smart shortcuts. Enjoy the freedom of handwriting with digital efficiency.

Highlights
  • Scan handwritten notes
  • Digital note storage
  • OCR text search
  • Organize and share notes
  • Cloud storage integration
  • Quick sharing shortcuts
Features
Read full description

TheSmartNotebook App, comparte de manera ágil y en cuestiones de segundo sus anotaciones del SmartNotebook, además las almacena para acceder a ellas en cualquier momento desde su celular. Usando la poderosa aplicación de TheSmartNotebook y su celular inteligente va poder escanear sus notas escritas a mano para tenerlas digitales. Con nuestra integración de OCR va poder buscar dentro de sus notas a través del índice inteligente de buscador de palabras. TheSmartNotebook App permite organizar y compartir sus notas , en las diferentes nubes. la aplicación cuenta con cinco símbolos ( los hemos llamado “atajos” ), que junto a ellos va poder compartir en las nubes sus escaneos ya recortados limpios y transcritos de la manera mas ágil y precisa en segundos. Disfruta de poder seguir escribiendo a mano y la eficiencia de tenerlas y compartirlas de manera digital, sigue escribiendo de manera libre que TheSmartNotebook se encargara junto con sus atajos de compartirlas como imagen o texto en las diferentes nubes o plataformas digitales que decidas.

Screenshots

AC Key3 screens
TheSmartNotebook App4 screens

Verdict

The call

The clearest difference is rating: AC Key at 4.1 against TheSmartNotebook App's 1.0. AC Key also leads on ratings volume (16 vs 2). TheSmartNotebook App's advantage is update cadence (every 2 weeks vs every 14 months). On price, ads, in-app purchases and monetization model 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. Neither carries in-app purchases, so what you see is what you pay.

ReceptionRating · Positive reviews · Number of ratings

AC Key holds the better App Store score, 4.1 against 1.0. That said, the two scores are not equally well evidenced: AC Key has 16 ratings behind it against 2, so its average is the more settled of the two.

UpkeepUpdate frequency

AC Key ships an update every 14 months, TheSmartNotebook App every 2 weeks. Both last shipped on October 24, 2026.

Scorecard3 real differences · 6 level
AC Key versus TheSmartNotebook App: the parameters behind the verdict, then further details
ParameterAC KeyTheSmartNotebook App
PriceFreeFree
Rating4.1 (16 ratings) — better1.0 (2 ratings)
Number of ratings16 — better2
Update frequencyEvery 14 monthsEvery 2 weeks — better
AdsNoNo
In-app purchasesNoNo
MonetizationFreeFree
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS13.4 — better14.0.0
Further details — not scored
Size24 MB46 MB
Age rating4+4+
DeveloperAiphone CorporationVirtual-Tec

In-app purchases

None

AC Key

No in-app purchases

None

TheSmartNotebook App

No in-app purchases

Questions

Is AC Key free?
AC Key is free to download, with no in-app purchases.
Is TheSmartNotebook App free?
TheSmartNotebook App is free to download, with no in-app purchases.
Which has better reviews, AC Key or TheSmartNotebook App?
AC Key is rated higher. AC Key averages 4.1 out of 5 from 16 ratings, while TheSmartNotebook App averages 1.0 from 2 ratings.
Do AC Key or TheSmartNotebook App have ads?
Neither AC Key nor TheSmartNotebook App shows ads.
Which is updated more often, AC Key or TheSmartNotebook App?
AC Key ships an update every 14 months, and TheSmartNotebook App every 2 weeks. Most recently, AC Key was updated on October 24, 2026 and TheSmartNotebook App on October 24, 2026.

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