Comparison

Glucose Smash CGM tracker vs Nectar

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

Glucose Smash CGM tracker

This app provides a fun and flexible way to monitor blood sugar levels using Freestyle Libre sensors. It offers customizable widgets, goal setting, and a calendar view for easy data access. Earn awards for achieving your glucose targets.

Highlights
  • Widgets for lock-screen and standby mode
  • iPad native version
  • Calibrate sensor readings
  • Set custom glucose goals
  • Calendar view for historical data
  • Earn awards for progress
Read full description

Glucose Smash: The Sweet Way to Track Glucose To use this, you need to be using FreeStyleLibre Sensors, and have a LibreLinkUp login & password to sync your data. Tired of bland glucose apps? Meet Glucose Smash, the fun and flexible way to keep your blood sugar in check! Sweet Features: Widgets for lock-screen, main screen, standby mode. Ipad native version Calibrate Your View: Fine-tune your sensor readings if they’re running too high or too low. Set Your Own Goals: Choose your ideal average glucose and your personal “sweet spot” range. Calendar View: Tap any date to see that day’s readings — easy as pie. Earn Awards: Smash your goals and collect rewards that make progress feel oh-so-sweet. Because tracking your glucose should feel good — not like a sugar crash. Free & no ads.

About

Nectar

Features
Read full description

Nectar is a modern, elegant, and user-friendly continuous glucose monitoring (CGM) companion designed to bring peace of mind to you and your family. We re-imagined the health app experience: replacing stressful clinical interfaces with a calming, premium dark mode aesthetic that prioritizes clarity and calm. KEY FEATURES: • Massive Hero Numbers: Your current glucose reading is displayed in a huge 110pt font, making it instantly readable at a glance—even from across the room. • Ambient Glowing Backgrounds: The app’s background intuitively changes color based on the current glucose state (in-range, high, or low), giving you situational awareness in your peripheral vision. • Live Activity & Dynamic Island: Keep track of real-time glucose updates right from your Lock Screen or Dynamic Island without ever needing to open the app. • Home Screen Widgets: Beautifully crafted dark-themed widgets put your essential data right on your iOS Home Screen. • Apple Watch Support: Monitor trends directly from your wrist with a standalone watchOS app and convenient watch face complications. • Translucent History Chart: A subtle dotted trend chart at the bottom of the screen provides historical context at a glance. • LibreLinkUp Integration: Securely connects to your existing LibreLinkUp account to display your family's data. OUR PRODUCT PHILOSOPHY: Inspired by the need for better daily tools, Nectar is built around solving a core problem: reducing the anxiety of monitoring a loved one's blood sugar. By focusing on a beautiful, clear, and instantly understandable design, we help you stay informed without feeling overwhelmed. MEDICAL DISCLAIMER: Nectar is not a medical device. It is intended for informational and display purposes only and does not provide medical advice, treatment suggestions, or insulin dosing recommendations. The app simply displays data retrieved from LibreLinkUp. Always rely on the official FreeStyle Libre app and your primary continuous glucose monitor for treatment decisions, and consult a healthcare professional before making any medical adjustments. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

Screenshots

Glucose Smash CGM tracker4 screens
Nectar4 screens

Verdict

The call

The clearest difference is in-app purchases: Glucose Smash CGM tracker at none against Nectar's 3. On price, ads, device support and iOS requirement 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Nectar sells 3 in-app purchases, starting at $4.99 per month. Glucose Smash CGM tracker asks for nothing beyond the download.

Scorecard1 real difference · 8 level
Glucose Smash CGM tracker versus Nectar: the parameters behind the verdict, then further details
ParameterGlucose Smash CGM trackerNectar
PriceFreeFree
Rating5.0 (4 ratings) — better—
Number of ratings4 — better—
Update frequencyEvery 4 days—
AdsNoNo
In-app purchasesNo — betterYes
MonetizationFree—
DevicesiPhone, iPad, MaciPhone, iPad, Apple Watch
Requires iOS17.017.0
Further details — not scored
Size41 MB14 MB
Age rating12+4+
Developerlawrence SHIHTaras Kochubey

In-app purchases

None

Glucose Smash CGM tracker

No in-app purchases

3 purchases

Nectar

Subscriptions1
  • Server Hero Monthly$4.991 Month
One-time2
  • Buy a Coffee$2.99
  • Buy a Pizza$9.99

Questions

Is Glucose Smash CGM tracker free?
Glucose Smash CGM tracker is free to download, with no in-app purchases.
Is Nectar free?
Nectar is free to download, with in-app purchases available.
Do Glucose Smash CGM tracker or Nectar have ads?
Neither Glucose Smash CGM tracker nor Nectar shows ads.

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