OpenClinica is an open-source electronic data capture (EDC) and clinical data management system designed for clinical research studies.
Free and paid plans available
Best Evidation Alternatives ranked by AI · updated Aug 2026
Evidation rewards users for verified health activities such as walking, sleep, surveys, and connected-device data. It is aimed at people who want broader health engagement rewards, with cash and gift-card redemption rather than cryptocurrency.
Top 6 Evidation alternatives
REDCap (Research Electronic Data Capture) is a secure web application for building and managing online surveys and databases.
Free for academic and non-profit organizations. Commercial pricing available on request.
Sweatcoin is a fitness app that tracks your outdoor steps and rewards you with a virtual currency called Sweatcoins, which can be...
Free with in-app purchases
FitnessBet is a fitness motivation service that lets users stake money on completing exercise goals. It is designed for people who want...
Pros
- Uses financial stakes to create stronger accountability than typical fitness trackers
- Supports goal-based challenges and competition with other participants
- Potential cash payout for completing the required fitness activities
Cons
- Requires risking money and may not return the full entry fee
- Less useful for users who prefer private, self-directed workouts
- Challenge availability and payout depend on the service's current program structure
Paid entry; wager varies
sMiles is a mobile rewards app that lets users earn Bitcoin and other rewards for walking, shopping, traveling, and completing partner offers....
Pros
- Pays rewards in Bitcoin rather than only gift cards or in-app points
- Combines walking with shopping, travel, and offer-based earning
- Supports passive step tracking through a mobile app
Cons
- Earning rates and reward availability depend heavily on location and partner offers
- Requires more setup and account activity than simple step counters
- Crypto rewards can fluctuate in value and may involve withdrawal requirements
SmartOmix is a digital health research platform that collects participant-contributed health data from surveys, connected devices, and other sources. It is designed...
Pros
- Combines participant-reported data with wearable and connected-device data
- Supports decentralized research without requiring every visit to occur onsite
- Designed for patient-generated health data and longitudinal studies
Cons
- Less established in clinical trial operations than Medable or Castor
- Enterprise-oriented pricing and implementation details are not publicly listed
- Smaller ecosystem than major electronic data capture platforms
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