We have recently received Daily Activity Summary's activities.calories is returning a string ("-23") instead of -23, eg:{ ... "activities" : [{ ... "calories": "-23" }], }This behavior does not align with what was defined in...
Hello,I’m building a small iOS app, and I’m looking for guidance on how to enable public OAuth access for it.What the app doesThe app allows users to sync their Fitbit step count into Apple Health on iPhoneCurrently steps only (read-only access)No da...
One of our study participants had her Fitbit account disabled for security reasons, as it was accessed from multiple locations. We attempted to request account recovery; however, the request was denied. Fitbit provided an option to download the user ...
Hi! We have several clinical studies utilizing Fitbit, each involving hundreds of patients. Many of our patients are seniors, and to ensure smooth account management, we usually set up Fitbit accounts for them before sending out the devices. However,...
Hey Fitbit developers, Important update: To ensure you can continue to use dev.fitbit.com and keep your third-party apps for Fitbit devices running smoothly, you’ll need to transition your login to a Google Account. If you don’t make the move, you’ll...
Dear all,Fitbit now requires a Google account for registration, which complicates our research process. We intended to create Fitbit accounts and provide them to participants, allowing us to monitor their sleep data and export it as needed. However, ...
If I use API "/1/user/-/activities/heart/date/<<date>>/1d.json" I get info about the minutes in heart rate zones of that full day. I just wanted to know if the device is worn the whole day, so based on the API documentation I figured out that I would...
I am using fitbit data processed by RADAR-base and have a couple of questions about the 'activity log' data type (RADAR-Schemas/commons/connector/fitbit/fitbit_activity_log_record.avsc at master · RADAR-base/RADAR-Schemas) that I was wondering if any...
I created an app that uses the BodyTimeSeries endpoint to fetch weight, bmi, and fat going back to 2013 (in 3 year chunks). Recently, the endpoint started returning a non-changing weight and bmi prior to 10/23/2022. The endpoint returns the correct...
I have an app in waiting for review status for 4 weeks, and was wondering if there was an estimated time when there would be feedback from the review? The app is called Meditation Time LoggerThanks much, Jordan Walter
Hello, We have recently starting receiving API 500 errors. API Error response : {"errors":[{"errorType":"request","fieldName":"500","message":"An error occurred with the Fitbit Web API while processing the request. Error id: 7378761704981933263"}],"s...
Hello,We are seeing timeouts/ long response times from api.fitbit.com since evening PST of 11/18/2025 with most the endpoints. Is there any issue going on and if so is there any ETA for resolution? Please find a couple of screenshots below.
Hi, I'm experiencing an issue where a recorded activity does not appear in the Fitbit app or the Activity Log List API results after syncing, and I initially expected this to be a device issue.However, the activity is accessible via the API when I re...
I've been working with the web api for the last couple of days. Sending requests using an http client (like insomnia) was fine, but from within a web based application, the request fails with a CORS error.Taking a look into the devtools showed an err...
Working on a project with about 50K fitbit devices (AllofUs). DeviceID is part of the data from each user, but some users have many deviceID values over time, so I'm wondering if a factory reset, or other user-initiated behavior can change the Device...
Hello, I have a few questions about the demo accounts. 1. I am part of a multi-site research study where each site functions independently. When requesting accounts via Issue Tracker, should we submit a single request under the overall study, or can ...
Hi!How do we transfer ownership of a developer account? We have a developer who is leaving and need to transfer the ownership of that account so that we do not lose access.
Hi,I am looking to do a project and would like to collect heart rate data for every half hour of the day on specific days. Is this possible? At the moment when i download the data it is a massive set of files with minute by minute data which is hard ...
We are trying to use fitbit data for a research project and have noticed something strange with the timestamps.We are often getting pairs or multiples of rows that are duplicates of each other (same time stamp and same values in all measurement and d...
I understand that I need to migrate my developer account (and registered API app) from an email login to a Google Account. Most importantly, I need to understand what if any impact this will have on my users? Will their existing access tokens migrate...
Hello,At the moment I can only extract Fitbit data as a daily summary through the Web API. Is it possible to instead extract the continuous data (similar to the frequency of data collected within the Fitbit app)?Any help is appreciated. Thank you.
Hi Fitbit Web API Developer, We’re reaching out to inform you of upcoming updates to the GET Sleep Goals API that may impact your application. On or shortly after June 23, 2025, the consistency object will be removed as part of the response, which mi...
Hi All,Our dev account is attached to the developers portal on dev.fitbit.com and uses an email that is managed by Google Workspace.If we don't move our Fitbit login to a Google Account, will our registered applications on dev.fitbit.com be removed o...
Previously, the inclusion of the Accept-Language header in API requests was considered optional, and our systems would typically default to a standard localization. However, with the changes introduced in v4.39, omitting this header could lead to you...
Does anyone have a phone number to contact Fitbit? And an e-mail to contact support? Thanks.
Hello,if I migrate my Fitbit account to a Google Account as requested by Fitbit, does the Fitbit API change? Especially the authentication procedure? I use the API for personal projects - do I have to adapt anything after the account migration?https:...
https://www.fitbit.com/oauth2/authorize?response_type=code&client_id=#&redirect_uri=#%2F&scope=activity%20heartrate%20settings%20sleep%20oxygen_saturation%20profile%20respiratory_rate&code_challenge=#&code_challenge_method=S256 Here is my URL with 7 ...
I am writing to request a change of the email address associated with the previously approved Research Application's OAuth 2.0 Client ID. This request is being made due to a change in the research personnel.Could you please confirm whether it is poss...
Hi Fitbit community!I’m looking for ways to extract the most detailed sleep data possible from my Fitbit Charge 6. I have a few questions and would really appreciate your insights:GitHub integrations – Do you know of any GitHub projects that allow ex...
Dear Team,I hope you are doing well.My name is Ashish, and I am currently developing an AI-powered mobile application, Qalqan, which analyzes users' sleep patterns and HRV data to assist with health-related concerns. To access HRV intraday data, I re...
Hi-I'm wondering if Fitbit can provide norming distributions for the Cardio Score data by age and sex? We receive numeric or range values, but are interested in translating these into quantiles from a healthy population. Thanks!
Hello guys this is my first time developing an app that gets data from a smart watch , i was wondering if it is possible using Kotlin Multiplatform to get data from the watch for both android and ios devices ,because i read that some features of fi...
We’ve noticed that when retrieving data using the Get Daily Activity Summary API, the summary: caloriesBMR value fluctuates for some users depending on the time the API request is made. This issue seems to have started around September 2, 2024.I’ve a...
Hi, Using the Get Daily Activity Summary endpoint to check steps hourly during the day has starting returning incorrect data. If the endpoint is called before midnight the returned value is users steps for the day. This is the expected behavior. ...
We're in the process of adding support for IRN data in our app, using the Web API, but having difficulty testing it due to lack of notifications. Is there a way to force a notification, or could you provide more detailed sample/test data?
Hi all,I'm currently analyzing sleep data from the Fitbit API and noticed two different sleep level designs recorded on the same day. One format includes asleep, awake, and restless, while the other uses light, deep, REM, and wake. After consulting ...
Our app currently POSTs activities that represent workouts /v1/user/-/activities with the intent that these activities would appear in the user's Fitbit logs. Recently we have been getting lots of user reports from our users indicating that our work...
I am constantly getting errors with the activities/minutes* endpoints. For example: https://api.fitbit.com/1/user/-/activities/minutesLightlyActive/date/DATE/DATE.json and https://api.fitbit.com/1/user/-/activities/minutesSedentary/date/DATE/DATE.jso...
Hi thereSeems like we're getting 500 Response codes from FitBit. The API page however, does not reflect any issues. @JohnFitbit can you please advice on any issue || What you are seeing on your side. Regards
During our recent maintenance period, we have discovered that some of the 401 Unauthorized error messages related to tokens have changed, and are not returning the "error_type". Any application that uses the "error_type" value to know when a token ha...