Lake Observer

Record measurements and observations while working in the field.

Global Lake Ecological Observatory Network · org.lakeobserver.observer.android

5.0 out of 5 (1 rating) 500+ downloads v2.3.11 18.5 MB Android 4.1+ PEGI 3 · Everyone

Download APK 18.5 MB All versions

At a glance

Latest version: v2.3.11 (20003011)
Updated: Apr 10, 2025 (1 year ago)
APK size: 18.5 MB
Requires: Android 4.1+ (API 16)
CPU support: Any (no native code)
Graphics: OpenGL ES 2.0+
Category: Tools (app)
Listed since: Mar 28, 2021 (at least)
Permissions: 8 (4 sensitive)
Website: lakeobserver.org
Developer contact: [email protected]
Privacy: Developer's privacy policy

About this APK

Lake Observer is an app by Global Lake Ecological Observatory Network in the Tools category, listed since at least March 2021. It has no native code, so it runs on any Android processor.

It asks for 8 permissions, 4 of them sensitive, including precise location, approximate location and read phone status and identity.

What's new in v2.3.11

Bug fixes

Description

From the listing uploaded by “appupdater”.

The Lake Observer application is a tool that empowers citizen scientists to more easily record measurements and observations while working in the field. Lake Observer was designed by members of the Global Lake Ecological Observatory Network (GLEON) as part of a crowdsourcing platform to facilitate the collection and sharing of lake- and water-related information across the globe.

Security & authenticity

Security rating: Trusted

Signing certificate

Certificate issued to “Lake Observer” The developer's name — though anyone can put any name in a certificate.

Store checks and file details

Developer signature verified Apr 10, 2025
Signed byCN=Benjamin Chrobot, O=Lake Observer, C=US
Signing certificate (SHA-1)C4:AE:E4:D4:8D:CC:72:9E:93:DE:74:F7:D4:AE:06:54:10:52:17:F7
File MD52e82d816df6ec73459729156a71f4bdd
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. AAPKs doesn't scan files itself — compare the MD5 and signer after downloading.

Permissions (8)

Lake Observer requests 8 permissions, 4 of them sensitive.

Approximate location Sensitive android.permission.ACCESS_COARSE_LOCATION
Modify shared storage Sensitive android.permission.WRITE_EXTERNAL_STORAGE
Precise location Sensitive android.permission.ACCESS_FINE_LOCATION
Read phone status and identity Sensitive android.permission.READ_PHONE_STATE
Full network access android.permission.INTERNET
Google Play install referrer com.google.android.finsky.permission.BIND_GET_INSTALL_REFERRER_SERVICE
Prevent the device from sleeping android.permission.WAKE_LOCK
View network connections android.permission.ACCESS_NETWORK_STATE

Required hardware & features

Camera android.hardware.camera
Basic touch input android.hardware.faketouch
Location android.hardware.location
GPS android.hardware.location.gps

Lake Observer APK: questions and answers

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

Only if it is signed with the same certificate as the copy on your phone and isn't an older version. If Android says “App not installed”, the certificates differ; uninstalling your copy first works but deletes its data unless it is backed up.

Is the Lake Observer APK safe?

No one can promise that a file is safe, but some things can be checked. The source store rates this file Trusted. After downloading, check that the file's MD5 is 2e82d816df6ec73459729156a71f4bdd.