Best PD Labs alternatives: apps like PD Labs

9+ similar apps compared and reviewed

4.4 avg rating
9 free apps
Updated October 2026
PD Labs
PD Labs
Prescription Dispensing Laboratories, Inc

PD Labs is great, but it's not the only option. Explore 9+ similar apps for iPhone and iPad, each reviewed and rated by real users. Find free alternatives, premium upgrades, and hidden gems.

Top Alternatives to PD Labs

FoodMarble#1

FoodMarble by FoodMarble

Personal digestive tracker
4.5😐(1.1K ratings)
Free
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Track your digestive health from home with a personal breath tester. Analyze how your gut responds to foods by measuring fermentation levels to identify potential intolerances and improve gut health.

What We Love

  • πŸš€ Instant breath test results
  • πŸ” Helpful for identifying food intolerances
  • πŸ€– Useful device for SIBO recovery
  • πŸ“Š Provides data insights into gut health
  • πŸ‘ User-friendly app interface
  • 🀝 Great customer support

Room to Improve

  • πŸ› Buggy app with frequent crashes
  • πŸ” Limited food database and search functionality
  • πŸ€” Confusing UI and navigation
  • πŸ”’ Inconsistent or inaccurate breath test results
  • πŸ“ Difficult to log and track meals accurately
  • πŸ€¦β€β™€οΈ Lack of integration with other health apps
FoodMarble Healthcare#2

FoodMarble Healthcare by FoodMarble

IBS and SIBO Management
1.9(17 ratings)
Free
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This app helps manage digestive conditions by allowing you to measure breath hydrogen levels at home. It records test results and shares them with your healthcare provider to create personalized treatment plans for SIBO and carbohydrate malabsorption.

Circadian: Your Natural Rhythm#3

Circadian: Your Natural Rhythm by Circadian Limited

Wellness & health cycles clock
Worth Considering
πŸ’ͺ Health & Fitness
4.6😊(665 ratings)
FreeIn-App Purchases
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Optimize your daily activities by syncing with natural rhythms. This app helps you wake, eat, move, work, and rest at optimal times for improved energy, clarity, and sleep. It leverages sunlight, seasons, and scientific principles to guide your lifestyle for better health.

What We Love

  • πŸ‘ Easy to use
  • πŸ’‘ Informative and educational
  • πŸš€ Helpful reminders and notifications
  • 🌞 Supports circadian rhythm and natural lifestyle
  • 🀩 Excellent customer service

Room to Improve

  • πŸ› Crashes and bugs
  • πŸ•°οΈ Inaccurate timing and location tracking
  • πŸ’° Expensive subscription model
  • πŸ€– Rigid and inflexible scheduling
  • πŸ“± Difficult to customize

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