Updates

New and improved Docs:

• Improved walkthroughs for data delivery
• Integrated images and diagrams for clarity
• Improved formatting for better AI-assisted development
• Faster, modern UI/UX for a better browsing experience

Added engagement tracking for profiles in the Dashboard:

• New Engagement tab when viewing profile data
• Displays engagement biomarkers
• Derived risk status
• Engagement pattern analysis based on frequency and average session length

Launched new biomarker category Engagement with 3 biomarkers:

• app_sessions — Total number of app sessions opened
• app_session_duration — Total time spent across all app sessions
• app_session_average_duration — Average duration of each app session

Sahha SDK version 1.2.8:

• (Android) Hot patch to resolve crash issue where Android foreground service did not start in time

Sahha SDK version 1.2.7:

• Removed development setting

Sahha SDK version 1.2.6:

• (React Native) Updated to React Native v0.81 turbo
• Added getArchetypes, getInsights (Trends / Comparisons) API wrapper in SDK

Sahha SDK version 1.2.5:

• (iOS) Fixed iOS 26 requiring both blood pressure systolic and diastolic permissions to be requested at the same time

Sahha SDK version 1.2.2:

• (iOS) Upgraded to be compatible with iOS 26
• (iOS) Added nutrition data

Sahha SDK version 1.2.0:

• (Android) Updated androidx.lifecycle:lifecycle-runtime-ktx from version 2.3.1 to 2.8.7
• (Android) Added Nutrition data

Data processing improvements:

• Improved handling of high-density data from wearables (e.g. too many steps, heart rate logs every minute)
• Improved processing of data from multiple sources

Sahha SDK version 1.1.7:

• (Android) Updated com.google.android.gms:play-services-location dependency to the latest version
• (iOS) Added postSensorData method

Sahha SDK version 1.1.6:

• (Android) Fixed crashes caused by mismatched dependency versions in the host project

Sahha SDK version 1.1.5:

• Added aggregates to data logs
• (iOS) Added new activity sensors
• Changed how app session logs are formatted
• (Android) Fixed an issue that could cause unnecessary battery drain
• (Android) Fixed an issue where the foreground service would launch intermittently
• (Flutter) Added namespace declaration to build.gradle

Sleep data processing improvements:

• Scaled up our infrastructure and expanded processing capacity in response to server-side slowdowns in processing of sleep events.

New product launched: Insights 💡. Consists of trends (how metrics like scores, factors, or biomarkers evolve over time) and comparisons (how a profile's metrics stack up against global averages, demographic averages and personal baseline)

Use-cases include:

• Delivering personalized recommendations
• Visualisations, summaries, and reports for end-users
• Business intelligence and analysis

New and improved profile page in dashboard:

• Integrated date picker for scores
• New section for Archetypes on profile page directly
• New visual data flow charts to help diagnose data flow issues
• Cleaner UI with redesigned tabs that organize profile information across sections

Added new Archetypes:

• sleep_pattern - Overall sleep behavior
• bed_schedule - Typical bedtime
• wake_schedule - Typical wake-up time
• primary_exercise - Most commonly performed exercise
• primary_exercise_type - Categorizes the primary exercise into strength, cardio, sports, etc
• secondary_exercise - Second most commonly performed exercise
• exercise_frequency - How often the individual exercises

List of available archetypes

Sahha SDK version 1.1.4:

• (Android) Fixed an issue where the foreground service would start intermittently

Sahha SDK version 1.1.3:

• Added category to samples and stats
• Added deviceId to the data logs
• Added exercise stats
• Improved transmission of large amounts of data at once

Sahha SDK version 1.1.2:

• (Android) Native sleep collection updated
• (Android) Improved handling of HealthConnect installation for Android 13 and below

Launched Archetypes 🚀 — dynamic labels representing user lifestyle and behavioral personas. Use cases include:

• Personalizing user experiences
• Segmenting users for targeted engagement
• Analyzing behavioral patterns for business insights

New developer tools in dashboard:

• Configure webhook intervals to control real-time update frequency
• Generate multiple sample profiles in bulk for faster testing
• Trigger sample events to test and validate webhook setup

Sahha SDK version 1.1.1:

• Adjusted sleep window in getStats
• Added deviceId to device info
• (iOS) Enabled splitting stats by source
• (Android) Fixed auth-related posting bug
• (Android) Added proguard rules

Sahha data processing becomes real-time⚡

• Real-time updates to biomarkers and scores throughout the day
• No more waiting for hours for scores to update

Sahha SDK version 1.1.0:

• Added recordingMethod parameter to getSamples method
• (iOS) Fixed async errors for app lifecycle events
• (Android) Fixed an issue where getSensorStatus may sometimes not return a status

New SDK methods for on-device data access (available starting SDK version 1.0.9):

• getStats: Returns aggregated health metrics (e.g., total steps, average heart rate, total sleep) for a specified window. Learn more
• getSamples: Returns raw time-stamped samples for supported biomarkers (e.g., steps, heart rate, sleep stages) within a given time range. Learn more

New smartphone-based sleep estimation:

• Introduced a proprietary algorithm to estimate sleep timing using passive smartphone-only data
• Developed in response to iOS 18 removing support for phone-based sleep tracking
• Enables sleep scoring in absence of wearables or other sources

Sahha SDK version 1.0.6:

• Added getBiomarkers to retrieve biomarker data
• Added app event logs for lifecycle changes
• Changed authenticate to return an "in progress" error if an authentication is already in progress
• Adjusted metadata for data logs
• Hotfixed an issue where device information sometimes would not send

New and improved dashboard:

• Added API query builder for constructing and testing API requests
• Displayed overall project statistics for easier monitoring
• Refreshed integration walkthrough for faster onboarding
• Updated UI with a cleaner, more intuitive design

Data delivery improvements:

• Fixed issue with webhooks getting stuck in updating / pausing states
• Improved various database queries and indexing / partitioning
• New serverless data store for better scalability

Sahha SDK version 1.0.3:

• (Android) Resolved an issue where applying metadata to native sleep data could cause crashing

Sahha SDK version 1.0.2:

• (Android) Added metadata to logs
• (Android) Added appVersion to device information
• (Android) Fixed an issue where the endDateTime timestamps were incorrect for historical step data

Sahha SDK version 1.0.1:

• (Android) Resolved an issue where under certain circumstances, native step data would stop collecting (Health Connect step data unrelated)
• (Android) Resolved an issue where certain permission states were incorrectly returning unavailable specifically for Android version 9 (API 28)

Launched Readiness Score 🚀. It helps users assess their preparedness for daily physical and mental activities. How it works: Readiness Score Explained

Released Sahha SDK version 1.0.0 with the following changes:

• Added getScores method to receive the latest version of our Sahha scores
• Removed analyze method to receive deprecated version of our Sahha scores
• Fixed recording method strings
• (Android) Fixed a bug where in specific scenarios, incorrect permission statuses were returned
• (Android) Fixed a data filtering bug

Sahha SDK version 0.4.5:

• (Android) Improved the quality of step data being sent to Sahha API
• Changed getSensorStatus and enableSensors method parameters to require an explicit list of sensors
• (iOS) Delete credentials if API response is unauthorized
• (Android) Fixed a bug where the foreground service would attempt to periodically restart
• (Android) Fixed a minor bug when batching data

Introduced integration of Sahha Demo App with the Sahha Dashboard's Sandbox Environment, enabling teams to quickly onboard participants by sharing a simple QR code or URL. This feature streamlines the process of data collection for testing or demonstrations, without needing to integrate the Sahha SDK into your own app. Learn more: Syncing the Sahha Demo App with your Sahha account