Comparison

Acall Gate vs Solum E

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

Head to head
About

Acall Gate

Features
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Acall Gate is an application that works with automatic doors and gates to manage access to the building. β—† Automatic entry/exit of employees and guests Entrance gate can be integrated with our meeting reservation system or reception system and managed in the cloud. Guests can open the automatic doors and entrance gates by holding up an invitation QR code or a QR code of the entrance pass issued from Acall Reception. Workers (employees) can unlock the door using the QR code displayed on Acall Mobile. β—† History log Unlocking history is automatically recorded. Administrators can receive notifications when the gate is unlocked for assured security. * You would need to subscribe to Acall to use this service. Please contact via inquiry form (https://www.workstyleos.com/en/contact/).

About

Solum E

Features
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This app is used to manage and update E-paper signage displays using a mobile device. It allows users to upload display content, connect to supported E-paper hardware, and control basic display operations wirelessly. The application is designed for business and professional environments where E-paper displays are used for signage, information boards, and status displays. It simplifies display management by enabling updates directly from a phone without manual intervention. The app supports wireless connectivity such as Bluetooth or Wi-Fi, depending on the device model. Required permissions are used only for device communication and functionality. This application works only with compatible E-paper signage devices and is intended for operational and display management purposes.

Screenshots

Acall Gate3 screens
Solum E4 screens

Verdict

The call

The clearest difference is update cadence: Solum E at monthly against Acall Gate's every 5 months. On price, ads, in-app purchases and device support there is nothing between them.

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

CostPrice Β· In-app purchases Β· Ads Β· Monetization

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

Acall Gate ships an update every 5 months, Solum E monthly. The most recent releases landed on September 10, 2026 and September 11, 2026 respectively.

Scorecard1 real difference Β· 5 level
Acall Gate versus Solum E: the parameters behind the verdict, then further details
ParameterAcall GateSolum E
PriceFreeFree
Update frequencyEvery 5 monthsMonthly β€” better
AdsNoNo
In-app purchasesNoNo
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS15.514.0 β€” better
Further details β€” not scored
Size22 MB39 MB
Age rating4+12+
DeveloperAcall Inc.SoluM

In-app purchases

None

Acall Gate

No in-app purchases

None

Solum E

No in-app purchases

Questions

Is Acall Gate free?
Acall Gate is free to download, with no in-app purchases.
Is Solum E free?
Solum E is free to download, with no in-app purchases.
Do Acall Gate or Solum E have ads?
Neither Acall Gate nor Solum E shows ads.
Which is updated more often, Acall Gate or Solum E?
Acall Gate ships an update every 5 months, and Solum E monthly. Most recently, Acall Gate was updated on September 10, 2026 and Solum E on September 11, 2026.

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