app reviewsAItrainers
DIY Open-Source vs Paid AI Fitness Coaches: A Trainer’s Guide to Strengths, Limits and Safety
ggetfit
2026-01-30
9 min read
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A trainer’s 2026 guide comparing open-source AI coaches and paid apps — accuracy, customization, cost, safety and when to trust automated advice.
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Senior editor and content strategist. Writing about technology, design, and the future of digital media. Follow along for deep dives into the industry's moving parts.
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