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Mobile device specifications

In this article, we explain the minimum and recommended device specifications for running Access Messenger on Android and iOS.

Written by Emma Ianson

Mobile devices used in care settings need to be reliable, secure, and capable of handling regular communication, media sharing, and multitasking throughout a shift. Choosing the right hardware helps ensure staff can send messages, share updates, and access information without delays or performance issues.

Operating system requirements

The operating system (OS) is the only mandatory requirement. Devices must run an OS version that continues to receive security updates throughout their working life.

Android

  • Minimum (as of March 2026): Android 13 (API 33).

  • From mid‑2026 purchases: Treat Android 14 as the effective minimum.

iOS

  • Minimum: iOS 18.

  • Recommended: iOS 26.

⚠️ Important: Always check the current OS support status from Google and Apple before purchasing. Devices can fall out of support within 12–18 months if updates are not maintained.


Processor and memory

These specifications ensure Access Messenger runs smoothly, especially with attachments, images, and multitasking.

Android

  • Processor baseline: Octa‑core at 1.8GHz.

  • Preferred: 2.0GHz or higher.

  • RAM baseline: 4GB.

  • Preferred: 6GB for frequent multitasking.

  • Storage minimum: 64GB.

  • Preferred: 128GB to reduce storage management (e.g. message attachments, images, files).

iOS

  • Any device running iOS 18 provides adequate performance for Access Messenger.


Display requirements

Clear screens help staff read and send messages, view attachments, and capture images when needed.

Display size

  • Minimum: 6 inches.

  • Preferred: 6.5 inches for easier reading and input.

Android resolution

  • Preferred: Full HD (1920 × 1080).

  • Workable: HD (1280 × 720) on smaller displays.

iOS resolution

  • All iPhones that support iOS 18 exceed these requirements.


Camera requirements

While Access Messenger is primarily communication-focused, camera quality supports sharing images.

Android

  • Minimum: 8MP rear camera with autofocus.

  • Recommended: 13MP with autofocus and flash.

iOS

  • All supported iPhones meet or exceed these requirements.


Connectivity requirements

Reliable connectivity ensures messages are sent and synced without delay.

Recommended connectivity

  • Minimum: Wi‑Fi 5 (802.11ac).

  • Preferred: Wi‑Fi 6 for environments with many connected devices.


Battery requirements

Devices must last a full care shift with regular messaging and media use.

Android

  • Devices with 4,000mAh batteries typically provide sufficient performance, though real‑world results vary.

iOS

  • All devices that support iOS 18 meet the expected performance for a 12‑hour shift under normal usage.

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