Comparison

Reta vs VialRhythm

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

Head to head
About

Reta

This app helps users track their progress on GLP-1 medications like retatrutide, Ozempic, and Wegovy. It offers features for dose reminders, weight monitoring, side effect logging, and nutrition tracking, with seamless Apple Health integration and a focus on user privacy.

Highlights
  • Weekly injection reminders
  • Weight and progress charts
  • Side effect monitoring
  • Daily calorie and macro logging
  • Water intake tracking
  • Apple Health integration
  • Private data storage
Features
Read full description

TRACK YOUR TRANSFORMATION RETA is the first app designed specifically for retatrutide users. Whether you're taking retatrutide, Ozempic, Wegovy, Mounjaro, Zepbound, or other GLP-1 medications, Reta provides everything you need to track your journey in one beautiful, supportive companion. NEVER MISS A DOSE - Smart weekly injection reminders - Track dose amounts and injection sites - Log notes for each dose - See your complete medication history VISUALIZE YOUR PROGRESS - Beautiful weight tracking charts - Monitor weight loss trends over time - Track total pounds lost and percentage - See progress by dose cycle MONITOR YOUR HEALTH - Weekly side effect check-ins - Track common GLP-1 side effects: nausea, fatigue, appetite changes, and more - Rate severity and add detailed notes - Identify patterns with visual charts - Share comprehensive reports with your doctor NUTRITION & WELLNESS - Daily calorie logging - Track macros: protein, carbs, and fats - Water intake monitoring - Correlate nutrition with weight changes - Build healthy habits alongside medication SEAMLESS APPLE HEALTH INTEGRATION - Sync weight data automatically - Import activity and exercise data - Export medication logs - Keep all your health data in one place PRIVACY FIRST - Your data stays on your device - Secure iCloud sync (your private iCloud only) - We never sell your data to third parties - No account required - Full control over your information WHY RETA? Retatrutide is a revolutionary triple GIP/GLP-1/glucagon agonist showing promising results in clinical trials. While other apps are built for general GLP-1 medications, Reta was designed from the ground up with retatrutide in mind—though it fully supports all GLP-1 medications. BUILT FOR YOUR SUCCESS - Clean, warm, supportive design - No overwhelming features—just what matters - Evidence-based metrics - Regular updates and improvements Questions or feedback Contact us at support@retatrack.health Privacy Policy Here: https://retatrack.health/privacy

About

VialRhythm

Organize your entries, view your schedule, and maintain a history with this local-first app. Features include customizable themes, a calculator for transparent arithmetic, and iPhone-specific integrations like widgets and Face ID lock.

Highlights
  • Local-first scheduling and record-keeping
  • Day-at-a-glance schedule view
  • Mark entries as completed, skipped, or missed
  • Customizable themes
  • Transparent arithmetic calculator
  • iPhone-specific features (widgets, Face ID)
Read full description

VialRhythm is a private, local-first schedule and record-keeping app for iPhone. Organize your own entries, see what is next, and keep a clear history without a required account. YOUR DAY AT A GLANCE See today’s schedule, mark an entry completed, skipped, or missed, and edit saved details whenever plans change. BUILT FOR IPHONE • Local notifications for schedules you create • Face ID or passcode app lock • Home Screen widget for the next saved entry • App Shortcuts for fast navigation and completion • Apple Calendar export • Native offline launch • Local JSON backup and restore MAKE IT YOURS Choose from Evergreen Ivory, Midnight Slate, and Coastal Sage themes. CUSTOM CYCLE TRACKING Add your own weeks-on and weeks-off cycle to daily, weekday, or interval schedules. Calendar indicators and entry badges make each phase visible. OFF weeks do not create doses, missed entries, or local reminders. VialRhythm does not recommend cycle lengths or protocols. PEPTIDE KNOWLEDGE Browse searchable, plain-language educational snapshots covering main body roles, approved uses, and popular research goals. Research entries are clearly labeled and the library does not provide buying, mixing, dosing, or treatment directions. TRANSPARENT ARITHMETIC The optional calculator shows every user-entered input, unit conversion, and formula. It does not recommend or verify a dose. VialRhythm is an informational, organizational, and arithmetic tool for research record-keeping purposes only. It does not provide medical advice, diagnosis, treatment, prescribing, dosage recommendations, or safety verification. Verify all information with a licensed physician or pharmacist.

Screenshots

Reta4 screens
VialRhythm4 screens

Verdict

The call

The clearest difference is rating: VialRhythm at 5.0 against Reta's 3.0. VialRhythm also leads on ratings volume (6 vs 1). On price, ads, in-app purchases and monetization model 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. Neither carries in-app purchases, so what you see is what you pay.

ReceptionRating · Positive reviews · Number of ratings

VialRhythm holds the better App Store score, 5.0 against 3.0. That said, the two scores are not equally well evidenced: VialRhythm has 6 ratings behind it against 1, so its average is the more settled of the two.

Scorecard2 real differences · 7 level
Reta versus VialRhythm: the parameters behind the verdict, then further details
ParameterRetaVialRhythm
PriceFreeFree
Rating3.0 (1 ratings)5.0 (6 ratings) — better
Number of ratings16 — better
Update frequency—Daily
AdsNoNo
In-app purchasesNoNo
MonetizationFreeFree
DevicesiPhoneiPhone
Requires iOS17.017.0
Further details — not scored
Size14 MB5 MB
Age rating4+17+
DeveloperMartini Holdings LLCMarc Dela Cruz

In-app purchases

None

Reta

No in-app purchases

None

VialRhythm

No in-app purchases

Questions

Is Reta free?
Reta is free to download, with no in-app purchases.
Is VialRhythm free?
VialRhythm is free to download, with no in-app purchases.
Which has better reviews, Reta or VialRhythm?
VialRhythm is rated higher. Reta averages 3.0 out of 5 from 1 ratings, while VialRhythm averages 5.0 from 6 ratings.
Do Reta or VialRhythm have ads?
Neither Reta nor VialRhythm shows ads.

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