Comparison

DosePen vs GLProgress

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

Head to head
About

DosePen

Features
Read full description

Track your GLP-1 weight loss journey simply and visually. DosePen is the most intuitive tracker for people taking medications like semaglutide, tirzepatide, or liraglutide for weight loss. Log doses, track your weight, and monitor side effects. All in one place, all on your phone, no account or internet needed. INJECTION SITE BODY MAP Tap the exact injection site on a visual body map. See where your last dose was, when each site was last used, and get automatic rotation suggestions to avoid lipodystrophy. 10 injection points with full history. QUICK DOSE LOGGING Log a dose in under 15 seconds. Select your medication, tap the dose, choose the site on the body map, and done. No long forms, no unnecessary fields. The app remembers your usual dose and suggests the next site. PROGRESS CHARTS Visualize your weight loss with clear, intuitive charts. See weekly trends, track your progress over time, and compare against your goal. Beautiful charts built with Swift Charts. SIDE EFFECTS Log nausea, fatigue, headache, dizziness, constipation, and other common GLP-1 symptoms with severity levels (mild, moderate, severe). See correlations between dose changes and side effect onset over time. PROGRESS PHOTOS Capture progress photos and compare your transformation side by side. Visual timeline gallery showing your journey alongside weight data. SMART DASHBOARD Your dashboard adapts to your day. Shows when it's dose day, whether you've logged, if you missed a dose, and how long until the next one. Clear information without confusion. DOCTOR REPORT Export a professional PDF with your complete dose, weight, and side effect history to show at your next appointment. Organized, easy-to-read data. REMINDERS Set reminders for injection day. Local notifications, no server, no delay. COMPATIBLE WITH MAJOR GLP-1 MEDICATIONS Works with semaglutide (including brands like Ozempic and Wegovy), tirzepatide (Mounjaro), liraglutide (Saxenda), and more. Supports both injectable pen and oral tablet medications. PERSONALIZE YOUR TRACKER Choose from 4 beautiful themes. Teal (free) plus Lavender, Steel, and Midnight with Premium. Each with a matching alternate app icon for your Home Screen. Your tracker, your style. BUILT FOR iPHONE Native iOS app with SwiftUI, Swift Charts, and on-device SwiftData storage. Fast, responsive, and fully offline. No account required. TOTAL PRIVACY All your data stays on your phone only. No account, no server, no health data sent anywhere. What happens in the app, stays in the app. PAY ONCE, USE FOREVER While other apps charge annual subscriptions, DosePen offers lifetime premium access for a fraction of the price. Start free with unlimited dose logging. Unlock premium when you're ready, no recurring commitment. FREE: • Unlimited dose logging • Weight logging (7 days) • Basic dashboard with next dose • Injection reminders • Body map (current site) PREMIUM (LIFETIME): • Unlimited full history • Trend charts • Insights and correlations • Side effect trends • Body map history + rotation suggestions • Progress photos + comparison • Export PDF for doctor MEDICAL DISCLAIMER This app is for personal tracking and does not provide medical advice. It is not intended to diagnose, treat, cure, or prevent any disease. Always follow your doctor's guidance. Medical Disclaimer: https://canetinhas.s3.eu-west-2.amazonaws.com/legal/disclaimer-en.html Privacy Policy: https://canetinhas.s3.eu-west-2.amazonaws.com/legal/privacy-policy-en.html Terms of Use (EULA): https://canetinhas.s3.eu-west-2.amazonaws.com/legal/terms-of-use-en.html

About

GLProgress

Track your GLP-1 pen routine with this app. Log doses, monitor weight, symptoms, and progress. Keep a clear, organized history of your treatment journey with a supportive mascot.

Highlights
  • Log GLP-1 doses and application dates
  • Track next application reminders
  • Monitor weight, symptoms, and progress
  • View treatment routine in one place
  • Supportive mascot for lighter tracking
  • Premium features for enhanced experience
Features
Read full description

GLProgress helps you follow your GLP-1 pen routine in a simple, organized and judgment-free way. Log your doses, track applications, weight, symptoms and progress throughout treatment. The app was created for people who want more clarity about their own journey, reminders for important care steps and an easy history to review. With GLProgress, you can: - Log doses and application dates - Track your next application - Monitor weight, symptoms and progress - Sync steps, distance, active calories, exercise time and workouts from Apple Health when you authorize it - See your treatment routine in one place - Use a mascot to make tracking feel lighter - Unlock premium features for a more complete experience Apple Health access is optional and can be revoked in iPhone settings. GLProgress is not a medical device and does not diagnose, treat, cure or prevent any disease. The app does not replace medical advice. Always follow the recommendations of your doctor or healthcare professional. Terms of Use: https://glprogress.app/legal#termos Apple Standard EULA: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy Policy: https://glprogress.app/legal#privacidade

Screenshots

DosePen4 screens
GLProgress4 screens

Verdict

The call

The clearest difference is in-app purchases: GLProgress at none against DosePen's 2. GLProgress also leads on device support (3 vs 1) and iOS requirement (15.1 vs 17.0). DosePen's advantage is ads (none vs shown). On price and update cadence 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. DosePen sells 2 in-app purchases, starting at $5.99 per 7 days. GLProgress asks for nothing beyond the download.

UpkeepUpdate frequency

Both ship on a similar rhythm, roughly weekly. The most recent releases landed on October 3, 2026 and October 2, 2026 respectively.

Scorecard4 real differences · 6 level
DosePen versus GLProgress: the parameters behind the verdict, then further details
ParameterDosePenGLProgress
PriceFreeFree
Rating—5.0 (2 ratings) — better
Positive reviews—100.0% of reviews
Number of ratings—2 — better
Update frequencyWeeklyWeekly
AdsNo — betterYes
In-app purchasesYesNo — better
Monetization—Free with in-app purchases
DevicesiPhoneiPhone, iPad, iPod — better
Requires iOS17.015.1 — better
Further details — not scored
Size19 MB68 MB
Age rating4+12+
DeveloperFAT FIRE APPSTiny Teams LTDA

In-app purchases

2 purchases

DosePen

Subscriptions1
  • DosePen Weekly Premium3 Days trial$5.997 Days
One-time1
  • DosePen Premium$29.99
None

GLProgress

No in-app purchases

Questions

Is DosePen free?
DosePen is free to download, with in-app purchases available.
Is GLProgress free?
GLProgress is free to download, with no in-app purchases.
Do DosePen or GLProgress have ads?
GLProgress shows ads; DosePen does not.
Which is updated more often, DosePen or GLProgress?
DosePen ships an update weekly, and GLProgress weekly. Most recently, DosePen was updated on October 3, 2026 and GLProgress on October 2, 2026.

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