Signos vs FreeStyle Libre 3
CGM Head-to-Head Comparison
Compare pricing, sensor technology, app features, and coaching support to find the best CGM for your goals
Quick Comparison Summary
Pricing & Plans Comparison
Signos
FreeStyle Libre 3
Sensor Technology
| Specification | Signos | FreeStyle Libre 3 |
|---|---|---|
| Sensor Type | Dexcom Stelo | Abbott FreeStyle Libre 3 Plus |
| Accuracy (MARD) | 9.0% | 7.9% |
| Reading Frequency | Every 5 min | Every minute |
| Warm-up Time | 30 min | 60 min |
| Wear Time | 15 days | 15 days |
| Water Resistance | 8ft/24hr | Yes |
App Features & Coaching
| Feature | Signos | FreeStyle Libre 3 |
|---|---|---|
| Coaching Type | ✓ 1:1 Dietitian | None (device only) |
| Food Logging | Photo + manual logging | Notes only |
| Scoring System | Weight loss score + meal scores | Time in range |
| App Integrations | Apple Health, Google Health Connect, Garmin Connect, Oura, Whoop, Fitbit, Samsung Health, Google Fit, MyFitnessPal, Peloton | Apple Health, LibreLinkUp |
| Prescription Required | Not required | Yes |
| HSA/FSA Eligible | No | ✓ Yes |
Key Features
Signos
Best for: Weight loss seekers wanting GLP-1 support and dietitian access
Key features: Real-time glucose tracking, AI meal insights, exercise recommendations, weight loss tools, GLP-1 integration support, in-app dietitian chat, Apple Watch integration
Not recommended for: Insulin users, active cancer treatment, eating disorders
FreeStyle Libre 3
Best for: Lower-cost medical-grade CGM with longest wear
Key features: Real-time glucose, optional alarms, LibreView reports
Not recommended for: Those wanting integrated coaching
Signos Details
Tiers:1-month $225/mo (list $299), 3-month $150/mo (list $199, $450 total), 6-month $127/mo (list $169, $762 total, autorenews). Signos does not sell a 12-month plan - the annual figure is the 6-month rate carried across a year. Signos+ adds clinician-prescribed GLP-1 at $199/mo. Two Dexcom Stelo sensors a month, in-app dietitian chat.
FreeStyle Libre 3 Details
Retail cash price around $241/mo for two 15-day sensors. Abbott savings programs and pharmacy discount cards can bring this substantially lower. The OTC Lingo sensor is built on this same platform.
Ready to Choose?
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