PiLR EMA

Use PiLR EMA to deliver Ecological Momentary Assessment surveys.

MEI Research, Ltd · com.pilrhealth.ema

Not rated yet 1K+ downloads v4.5.1 51.9 MB Android 8.0+ PEGI 3 · Everyone

Download APK 51.9 MB All versions

Signature matches the Google Play version Details

At a glance

Latest version: v4.5.1 (40501)
Updated: Sep 30, 2026 (9 days ago)
APK size: 51.9 MB
Requires: Android 8.0+ (API 26)
CPU support: ARM 32-bit, ARM 64-bit
Category: Medical (app)
Listed since: May 3, 2021 (at least)
Permissions: 37 (6 sensitive)
Website: pilrhealth.com
Developer contact: [email protected]
Privacy: Developer's privacy policy

About this APK

PiLR EMA is an app by MEI Research, Ltd in the Medical category, listed since at least May 2021. It includes native code for ARM 32-bit and ARM 64-bit, so it runs on practically every phone.

It asks for 37 permissions, 6 of them sensitive, including precise location, camera and record audio. It asks for the same permissions as version 4.4.1.

What's new in v4.5.1

Bug fixes and improvments

Description

From the listing uploaded by “appupdater”.

Use PiLR EMA to deliver Ecological Momentary Assessment surveys. For Study Participants : This app is intended for people who are enrolled in a research study. You need login information, provided separately, to be an active participant in a study. If you want to learn more about Ecological Momentary Assessments, or see how PiLR EMA works select the See Demo App button after you download the application. For Research Teams: PiLR EMA is completely configurable by the research team providing: - WYSIWYG design through a web browser - Single choice, multiple select, numeric, free text and other response options - Complex logic flow, including branching and piping - Trigger conditions include time algorithms, location, Bluetooth data and motion* - Contingency feature keeps surveys current and prevents participant fatigue or survey collision PiLR EMA is part of the PiLR Health system that: - Manages study flow with defined active and transition periods - Coordinates participants, with personalized communications and devices - Acquires data from from EMA simultaneous with other data from bluetooth mobile sensors - Provides live (dashboard) and exploratory analytics with visualizations - Template organization for quick setup of studies Additional PiLR EMA features include: - Autonomous operation (no data service required to deliver surveys) - Secure (encrypted) data upload - Runs on both Android and iOS - Participants can be allowed to set ‘Do not disturb’ times

Version history

3 versions are listed, going back to v4.3.2.

v4.5.1 LATEST Sep 30, 2026 51.9 MB TRUSTED v4.4.1 Mar 12, 2025 50.4 MB TRUSTED v4.3.2 Jul 26, 2024 50.4 MB TRUSTED

All 3 versions

Security & authenticity

Security rating: Trusted

Signing certificate

Signature matches the Google Play version Checked by the source store on Sep 30, 2026.
Certificate issued to “MEI Research Ltd” This is the certificate of the Google Play version.
Same certificate as the 2 other versions checked

Store checks and file details

Developer signature verified Sep 30, 2026
Validated against Google Play Sep 30, 2026
Signed byCN=Katia Przysiezny, OU=Software development, O=MEI Research Ltd, L=Minneapolis, ST=Minnesota, C=US
Signing certificate (SHA-1)DC:C0:B6:F6:C5:CB:85:92:A2:93:57:E5:E8:FB:D2:2B:A3:88:28:F8
File MD563cd5135c2f8e255397096ad1a9fa17a
Uploaded by “appupdater” Gold tier · 117,810 followers · uploading since 2020

Scans and ratings come from the source store; the certificate comparisons are AAPKs's own, made from the files' published signatures (2 other versions compared). AAPKs doesn't scan files itself — compare the MD5 and signer after downloading.

Permissions (37)

PiLR EMA requests 37 permissions, 6 of them sensitive.

Approximate location Sensitive android.permission.ACCESS_COARSE_LOCATION
Camera Sensitive android.permission.CAMERA
Modify shared storage Sensitive android.permission.WRITE_EXTERNAL_STORAGE
Precise location Sensitive android.permission.ACCESS_FINE_LOCATION
Read shared storage Sensitive android.permission.READ_EXTERNAL_STORAGE
Record audio (microphone) Sensitive android.permission.RECORD_AUDIO
Badge read (custom) com.sec.android.provider.badge.permission.READ
Badge write (custom) com.sec.android.provider.badge.permission.WRITE
Badger badge count read (custom) me.everything.badger.permission.BADGE_COUNT_READ
Badger badge count write (custom) me.everything.badger.permission.BADGE_COUNT_WRITE
Change wifi state android.permission.CHANGE_WIFI_STATE
Control vibration android.permission.VIBRATE
Flashlight android.permission.FLASHLIGHT
Full network access android.permission.INTERNET
Home broadcast badge (custom) com.sonyericsson.home.permission.BROADCAST_BADGE
Home provider insert badge (custom) com.sonymobile.home.permission.PROVIDER_INSERT_BADGE
Internal broadcast protection (app-defined) com.pilrhealth.ema.DYNAMIC_RECEIVER_NOT_EXPORTED_PERMISSION
Launcher change badge (custom) com.huawei.android.launcher.permission.CHANGE_BADGE
Launcher read settings (custom) com.htc.launcher.permission.READ_SETTINGS
Launcher read settings (custom) com.huawei.android.launcher.permission.READ_SETTINGS
Launcher read settings (custom) com.oppo.launcher.permission.READ_SETTINGS
Launcher update badge (custom) com.majeur.launcher.permission.UPDATE_BADGE
Launcher update count (custom) com.anddoes.launcher.permission.UPDATE_COUNT
Launcher update shortcut (custom) com.htc.launcher.permission.UPDATE_SHORTCUT
Launcher write settings (custom) com.huawei.android.launcher.permission.WRITE_SETTINGS
Launcher write settings (custom) com.oppo.launcher.permission.WRITE_SETTINGS
Prevent the device from sleeping android.permission.WAKE_LOCK
Read app badge android.permission.READ_APP_BADGE
Read internal storage android.permission.READ_INTERNAL_STORAGE
Receive push notifications com.google.android.c2dm.permission.RECEIVE
Run at startup android.permission.RECEIVE_BOOT_COMPLETED
Run foreground services android.permission.FOREGROUND_SERVICE
Show notifications android.permission.POST_NOTIFICATIONS
Use exact alarm android.permission.USE_EXACT_ALARM
View Wi-Fi connections android.permission.ACCESS_WIFI_STATE
View network connections android.permission.ACCESS_NETWORK_STATE
Write internal storage android.permission.WRITE_INTERNAL_STORAGE

Required hardware & features

Camera android.hardware.camera
Location android.hardware.location
Microphone android.hardware.microphone
Landscape screen android.hardware.screen.landscape
Portrait screen android.hardware.screen.portrait

PiLR EMA APK: questions and answers

Can I install this APK over the version I already have?

Yes, if your installed copy is older. It is signed like the Google Play version, so Android installs it as an update and keeps your data.

Is the PiLR EMA APK safe?

No one can promise that a file is safe, but some things can be checked. The source store rates this file Trusted. Its signature matches the Google Play version. It is signed with the same certificate as the 2 other versions checked. After downloading, check that the file's MD5 is 63cd5135c2f8e255397096ad1a9fa17a.