OmniSite Tracker vs GluWink
Price, ratings, monetisation and update history for both apps, side by side β with what reviewers say about each.
OmniSite Tracker
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OmniSite Tracker helps insulin pump and CGM users rotate their infusion and sensor sites properly. Track where you've placed sites, see your rotation patterns, and get smart recommendations for your next placement. MADE WITH LOVE This app was created by a father caring for his child with Type 1 Diabetes. It's designed to help ensure proper site rotation and minimize the chance of scar tissue (lipohypertrophy) developing from repeated use of the same areas. WHY SITE ROTATION MATTERS Proper rotation of insulin pump infusion sites and CGM sensors is essential for: β’ Preventing lipohypertrophy (hardened tissue from overuse) β’ Maintaining consistent insulin absorption β’ Reducing skin irritation and discomfort β’ Extending the usable areas on your body KEY FEATURES Visual Body Diagram β’ Interactive front and back body views β’ Tap to log placements instantly β’ Color-coded zones show site status at a glance β’ See which areas need rest and which are ready Smart Recommendations β’ Get suggestions for your next best placement β’ Algorithm considers rest time and rotation balance β’ Helps build healthy rotation habits Rotation Patterns & Analytics β’ Beautiful heatmap visualization of site usage β’ Rotation compliance score (0-100) β’ Track trends over custom date ranges β’ Zone-by-zone usage statistics Complete History β’ Full log of all placements with dates β’ Add notes to any placement β’ Edit or delete entries as needed β’ Filter and search your history Export & Share β’ Export patterns as images or PDF reports β’ Share with your endocrinologist or diabetes educator β’ Perfect for clinic appointments SUPPORTED DEVICES Works great with any insulin pump or CGM system: β’ Omnipod (all versions) β’ Tandem t:slim β’ Medtronic pumps β’ Dexcom CGM β’ Libre sensors β’ And any other infusion/sensor device PRIVACY FIRST β’ All data stays on your device β’ No account required β’ No data collection or tracking β’ Your health information is yours alone Whether you're newly diagnosed or have been managing diabetes for years, OmniSite Tracker helps you build better rotation habits and protect your skin for the long term. Download now and take control of your site rotation.
GluWink
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Make your iPhone and Apple Watch a tool for diabetes β not a distraction from it. GluWink does three things, and nothing more: 1. Glucose and carbs visible everywhere. Home Screen, Lock Screen and StandBy widgets in every size. Complications on every Apple Watch face. An optional glucose number on the app icon badge. Turn carb features off in settings if you don't track carbs. 2. Clear status at a glance. Green: all clear. Orange: something needs attention β glucose is high or low, sensor is stale, or (if carb tracking is on) no carbs logged yet. Red: critical high β shield locked until glucose drops below your threshold. Every surface speaks the same three-color language. 3. Optional app blocking β your call. Choose to block other apps at configurable intervals, either always or only when something needs your attention. While blocking is active and the face is orange, GluWink locks other apps until the check-in is done. When the face is red, the check-in is off the table entirely until glucose drops back below the critical threshold β no passphrase override, no disarm. When everything is green β or you've turned blocking off entirely β your phone is just your phone. β Built for two audiences β For parents of children with Type 1: β’ Set GluWink up once on the child's iPhone using Family Sharing. β’ Pick which apps stay free to use (the CGM app, school apps, phone, messages). β’ A passphrase only the parent knows protects the settings. β’ The child cannot delete the app or skip the check-in. β’ You can always glance at the home screen badge or a widget to see how things are going. For adults managing their own Type 1: β’ Authorize GluWink for yourself β no Family Sharing required. β’ Have a partner, spouse, or friend set the passphrase. The friction is the point. β’ You can always uninstall β GluWink is honest about that. It nudges, it doesn't imprison. β Where the data comes from β GluWink reads glucose and carbs from Apple Health. Most CGM apps (Dexcom, Libre, CamAPS, xDrip, Loop, iAPS, and others) already write to Apple Health. If yours does, GluWink is a one-tap connection. Prefer Nightscout? Connect a Nightscout site instead β handy when a parent is monitoring a child remotely, or when the diabetes system writes to Nightscout but not Apple Health. On Medtrum? Connect EasyView β works for patients and caregivers. On FreeStyle Libre? Connect LibreLinkUp β GluWink reads direct from Abbott's cloud. Any source can be on at once; the freshest reading wins. Want to try the app first? Demo mode shows realistic glucose and carb data without any sensor. β What you get β β’ Friendly check-in shield with action items based on the current glucose and (optionally) last carbs. β’ Three-way signal: green (all clear), orange (check-in needed), red (critical β shield locked until glucose drops). Thresholds are yours to set. β’ Home Screen, Lock Screen, and StandBy widgets in every size, tinted with the same three-color attention signal. β’ Apple Watch app and complications β glucose at a glance on every watch face, with optional carbs. β’ Configurable thresholds, intervals, and (when carb tracking is on) a daily carb grace period. β’ Block apps always, only when attention is needed, or not at all β you decide. β’ English and Dutch throughout. β Honest about what GluWink is not β GluWink is not a medical device. It does not replace your CGM, your pump, your endocrinologist, or your judgment. It does not make treatment decisions. It surfaces information that's already on the phone and asks one question: did you do the diabetes thing yet? β Open source β GluWink is open source. Your data stays on your device (with HealthKit), on the Nightscout site you control, or on the LibreLinkUp or EasyView service you connect. There are no accounts, no servers run by us, no analytics, no ads. Source code, build instructions, and the rules engine are all on GitHub. Type 1 diabetes is relentless. The phone doesn't have to be.
Screenshots
Verdict
The clearest difference is update cadence: GluWink at every 5 days against OmniSite Tracker's every 3 months. OmniSite Tracker's advantage is iOS requirement (17.0 vs 26.3.1). On price, ads, in-app purchases and device support there is nothing between them.
Scored on Price Β· Rating Β· Positive reviews Β· Number of ratings Β· Update frequency Β· Ads Β· In-app purchases Β· Monetization Β· Best chart rank Β· Devices Β· Requires iOS
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
OmniSite Tracker ships an update every 3 months, GluWink every 5 days. The most recent releases landed on September 17, 2026 and September 9, 2026 respectively.
| Parameter | OmniSite Tracker | GluWink |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 3 months | Every 5 days β better |
| Ads | No | No |
| In-app purchases | No | No |
| Devices | iPhone, iPad | iPhone, iPad |
| Requires iOS | 17.0 β better | 26.3.1 |
| Further details β not scored | ||
| Size | 2 MB | 7 MB |
| Age rating | 17+ | 4+ |
| Developer | Christian Demeke | Fokke Zandbergen |
In-app purchases
OmniSite Tracker
No in-app purchases
GluWink
No in-app purchases




