Best Blood Sugar App Diary

248+ iOS apps curated and reviewed

4.3 avg rating
20 free apps
Updated September 2026

The best blood sugar app diary on iPhone average 4.3★ across 248+ titles — we've ranked them by what real users actually keep on their phones. Updated September 2026.

Compare top Blood Sugar App Diary (September 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1OneTouch Reveal® appOneTouch Reveal® appFree4.8★ (161K)NoNoOct 2026
2Blood Sugar Tracker-AI HealthBlood Sugar Tracker-AI HealthFree3.1★ (104)NoYesSep 2026
3Glucose Buddy Diabetes TrackerGlucose Buddy Diabetes TrackerFree4.8★ (25K)YesYesOct 2026
4Dr.Free Blood Sugar MonitorDr.Free Blood Sugar MonitorFree4.5★ (1.3K)YesNoSep 2026
5BP Diary TrackBP Diary TrackFree4.3★ (143)NoYesOct 2026
6Blood sugar diary AppBlood sugar diary AppFree—YesYesAug 2026
7Blood Sugar Monitor+Blood Sugar Monitor+Free3.5★ (34)NoYesSep 2026
8Blood Sugar & Diabetes TrackerBlood Sugar & Diabetes TrackerFree4.2★ (608)YesYesOct 2026

Top Picks for Blood Sugar App Diary

OneTouch Reveal® app#1

OneTouch Reveal® app by LifeScan, Inc.

Your diabetes management app
Editor's Choice
🏥 Medical
4.8😊(161K ratings)
Free
OneTouch Reveal® app screenshot 1
OneTouch Reveal® app screenshot 2
OneTouch Reveal® app screenshot 3
OneTouch Reveal® app screenshot 4
OneTouch Reveal® app screenshot 5
OneTouch Reveal® app screenshot 6

This app helps individuals manage their diabetes by tracking blood glucose readings, food intake, insulin, and activity. It visualizes data to identify patterns, offers personalized insights and reminders, and allows users to share progress with their care team.

What We Love

  • 👍 Easy to use
  • 🚀 Convenient Bluetooth sync
  • 📊 Helpful data tracking and visualization
  • 💊 Good for managing diabetes
  • 🤝 Useful for communicating with doctors

Room to Improve

  • 🐛 Syncing issues with meters and devices
  • ⏱️ Slow app performance after updates
  • 🔒 Privacy concerns around data sharing
  • 🔋 Short battery life for meters
  • 🤔 Confusing or inflexible meal logging
Glucose Buddy Diabetes Tracker#3

Glucose Buddy Diabetes Tracker by Azumio Inc.

Log Blood Sugar, Carbs, & Meds
Worth Considering
🏥 Medical
4.8😐(25K ratings)
FreeAdsIn-App Purchases
Glucose Buddy Diabetes Tracker screenshot 1
Glucose Buddy Diabetes Tracker screenshot 2
Glucose Buddy Diabetes Tracker screenshot 3
Glucose Buddy Diabetes Tracker screenshot 4
Glucose Buddy Diabetes Tracker screenshot 5
Glucose Buddy Diabetes Tracker screenshot 6

This app helps individuals manage their diabetes by tracking blood sugar, medication, and carb intake. It offers educational content, meal planning assistance, and data export for healthcare providers. Premium features provide advanced analytics and integrations.

What We Love

  • 🚀 Easy to use
  • 👍 Helpful for managing diabetes
  • 📊 Useful tracking and reporting features
  • 💪 Improved health outcomes

Room to Improve

  • 🐛 Bugs and glitches after updates
  • 💰 Expensive premium subscription
  • 📈 Inaccurate A1C estimates
  • 🤖 Overly aggressive upselling and ads

More Blood Sugar App Diary apps to explore

FAQ about Blood Sugar App Diary

What is the best blood sugar app diary for iPhone?
OneTouch Reveal® app tops our blood sugar app diary ranking as of September 2026, with a 4.8-star average from 161K App Store ratings, and it's free to download.
Yes — 20 of the top blood sugar app diary we rank are free to download, including OneTouch Reveal® app and Blood Sugar Tracker-AI Health.
OneTouch Reveal® app has no ads and has no in-app purchases, according to its App Store listing as of September 2026.
We track 248+ blood sugar app diary on the iOS App Store as of September 2026, ranked by rating, recency, and analysis of real user reviews.