CSL300_2301_Ph3 vs Libre by Abbott
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
CSL300_2301_Ph3
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The CSL Behring CSL300_2301 Phase 3 App is intended for use to collect patient reported outcomes relating to the CSL300_2301 Phase 3 clinical trial. Patients must be given accounts by a participating site in order to log in to the app
Libre by Abbott
This app provides continuous glucose monitoring for individuals with diabetes. It automatically updates glucose readings to your phone every minute and offers insights into trends and settings. Compatible with specific FreeStyle Libre sensors, it aids in managing diabetes by tracking glucose levels.
- Continuous glucose monitoring
- Automatic readings every minute
- Glucose trend insights
- Compatibility with FreeStyle Libre 2 and 3
- Generative AI for food impact analysis
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Libre app[α] is a continuous glucose-monitoring (CGM) app that helps people living with diabetes track their glucose. Why Libre app: • Readings automatically update every minute on your device[α] • Insights a tap away – helps you see your trends and patterns to better understand your diabetes • Real-time alerts[λ] gradually increase in volume – you can choose to silence[θ] them for a period of time • Share[*] readings with your doctor or loved ones through LibreView[±] and LibreLinkUp[**] COMPATIBILITY Compatibility may vary between operating systems. Please check our website for more information about device compatibility. Consult a healthcare provider (HCP) to determine if this product is right for you or if you have questions about using it for treatment decisions. α. The FreeStyle Libre systems apps are only compatible with certain devices and operating systems, and may require registration with LibreView. Check our website for device compatibility before use. β. The Libre app is compatible with all FreeStyle Libre systems sensors except the preceding FreeStyle Libre 14-day sensors. δ. The Libre app for smartwatches is only compatible with certain devices and operating systems. Please check our website for more information about device compatibility before using the app. Use of the Libre app may require registration with LibreView. The Libre app for smartwatches should not be used to make treatment decisions. Please follow the Libre app instructions on your smartphone. ε. Glucose data and alerts appear on your smartwatch only when your phone is within sensor range. Alerts are mirrored from the Libre app, and your phone must have notifications enabled. θ. Silent mode lets users silence signal loss and alarms for a period of time as indicated in the user manual. During this time, alarms will not sound even with Override Do Not Disturb enabled, though visual and vibration alerts may still appear based on phone settings. λ. Notifications will only be received when alarms settings are enabled, turned on and sensor is within a certain range unobstructed of the reading device. Refer to user manual. *. The user’s device must have internet connectivity for glucose data to automatically upload to LibreView and transfer to connected LibreLinkUp app users. ±. LibreView is intended for assisting people with diabetes and HCPs to review and analyze historical glucose data to support diabetes management. It is not intended for treatment decisions or as a substitute for professional medical advice. **. LibreLinkUp works only with compatible devices and operating systems and requires LibreView registration. Check librelinkup.com for device compatibility details. Product for prescription only, for Important Safety Information please visit FreeStyleLibre.us The sensor housing, FreeStyle, Libre, and related brand marks are marks of Abbott. Other trademarks are the property of their respective owners. If you’re experiencing any issues, contact Customer Service directly.
Screenshots
Verdict
The clearest difference is chart position: Libre by Abbott at #32 against CSL300_2301_Ph3's unranked. CSL300_2301_Ph3's advantage is update cadence (every 2 months vs every 3 months) and iOS requirement (12.0 vs 16.0). On price, ads, in-app purchases and device support there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
CSL300_2301_Ph3 ships an update every 2 months, Libre by Abbott every 3 months. The most recent releases landed on October 26, 2026 and November 8, 2026 respectively.
| Parameter | CSL300_2301_Ph3 | Libre by Abbott |
|---|---|---|
| Price | Free | Free |
| Rating | — | 4.6 (257K ratings) — better |
| Positive reviews | — | 39.6% of reviews |
| Number of ratings | — | 257K — better |
| Update frequency | Every 2 months — better | Every 3 months |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | — | Free |
| Best chart rank | — | #32 — better |
| Devices | iPhone, iPad, iPod — better | iPhone, Apple Watch |
| Requires iOS | 12.0 — better | 16.0 |
| Further details — not scored | ||
| Size | 85 MB | 123 MB |
| Age rating | 12+ | 4+ |
| Developer | ERT, INC | Abbott Labs |
Bugs and requests
CSL300_2301_Ph3
Not enough reviews yet to summarise bugs or requests.
Libre by Abbott
Reported bugs
2 issues- Cannot connect to active sensor
- No historical data transfer
Requested features
9 requests- Apple Health connectivity
- Widget support
- Dual sensor connections
- Customizable alert profiles
- Delayed high alerts
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- Sensor calibration
- Apple Watch integration
- Glucose home screen updates
- Trend line zoom
In-app purchases
CSL300_2301_Ph3
No in-app purchases
Libre by Abbott
No in-app purchases
Questions
Is CSL300_2301_Ph3 free?
Is Libre by Abbott free?
Do CSL300_2301_Ph3 or Libre by Abbott have ads?
Which is updated more often, CSL300_2301_Ph3 or Libre by Abbott?
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