Comparison

DoseRhythm vs Vial AI

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

Head to head
About

DoseRhythm

Features
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DoseRhythm: Your Personal Bio-Protocol Companion Take control of your health protocols with DoseRhythm, the all-in-one dosing tracker built for the research compound community. Whether you're managing peptides, hormones (HRT), nootropics, or supplements, DoseRhythm keeps everything organized, on schedule, and completely FREE and completely private. TRACK YOUR PROTOCOLS Create detailed dosing protocols with compound names, dosages, administration routes, and custom cycling schedules. Log each dose with a single tap and see your daily progress at a glance. SMART DOSE CALCULATOR Never second-guess your math again. Built-in calculators handle reconstitution volumes and syringe dosing so you get accurate measurements every time. 200+ COMPOUND KNOWLEDGE BASE Browse the PeptideArc directory โ€” over 200 research compounds across 7 categories including peptides, SARMs, SERMs, hormones & TRT, nootropics, longevity agents, and supplements. Each profile includes mechanisms, dosing guidelines, and research references. INSIGHTS & ADHERENCE Track your 30-day adherence rate, maintain dosing streaks, and review your protocol history. DoseRhythm helps you stay consistent and see the big picture. CYCLING SUPPORT Set up on/off cycling schedules for compounds that require them. DoseRhythm tracks where you are in each cycle automatically. YOUR DATA STAYS YOURS DoseRhythm is offline-first. All your health data is stored locally on your device โ€” nothing is uploaded, shared, or tracked. No account required, no cloud sync, no compromises on privacy. Built by PeptideArc โ€” the trusted resource for research compound education. Disclaimer: DoseRhythm is for informational and educational purposes only. It is not intended to provide medical advice, diagnosis, or treatment. Always consult a qualified healthcare professional before starting, changing, or stopping any medication or health protocol. Do not make medical decisions based solely on this app.

About

Vial AI

Features
Read full description

Track your peptide, GLP-1, and TRT protocol with clarity. Vial is an all-in-one tracker that keeps your vials, doses, schedule, bloodwork, and notes in one private place. Replace spreadsheets and scattered notes with a simple system built for consistency. Vial is for personal tracking, informational and record-keeping only. You enter the dose you were prescribed, and Vial keeps it organized. It never recommends or calculates a dose for you. Supports BPC-157, TB-500, semaglutide (Ozempic, Wegovy), tirzepatide (Mounjaro, Zepbound), retatrutide, CJC-1295, Ipamorelin, GHK-Cu, and any custom peptide. FEATURES Dose Tracking Log every dose with one tap. Three-state logging (logged, skipped, missed), calendar view, and a full year heatmap. Protocol Scheduling Daily, weekly, or custom-interval doses with smart reminders that fire entirely on-device. Cycle scheduling handles on and off weeks. Vial Inventory Track every vial from first dose to last. Expiry and fridge-life alerts so you never use a dead vial. Cost per dose and runway across every bottle. Injection Site Tracker Rotate sites with an interactive body map. Color-coded aging shows what is ready and what to avoid. Side Effect Tracking Log symptoms with severity and review your history to spot patterns tied to a peptide. Bloodwork and Body Metrics Track labs, weight, and body metrics over time with trend charts and progress photos. Apple Health Two-way sync for weight, mood, and side effects, with your permission. Nothing is uploaded to our servers. AI Coach Ask general educational questions about peptides, protocols, and injection technique. The AI coach does not provide medical advice, diagnosis, treatment recommendations, or dosing instructions. Research Library Browse 55+ peptide and GLP-1 profiles with educational summaries and PubMed research links. Export and Reports Export your full dose history to CSV for your spreadsheet or your clinician. Private by Design All your protocol data stays on your device. No account. No cloud sync. No tracking. Your peptide history is yours alone. BUILT FOR EVERY PROTOCOL GLP-1 therapy (Ozempic, Wegovy, Mounjaro, Zepbound, compounded semaglutide and tirzepatide), TRT and HRT (testosterone, HCG, ancillaries), recovery and joint healing (BPC-157, TB-500), growth-hormone protocols (CJC-1295, Ipamorelin, Sermorelin), longevity stacks (Epithalon, NAD+, MOTS-c), and anti-aging (GHK-Cu). PRICING Free: one protocol, your full vial inventory, the research library, bloodwork, body metrics, progress photos, and one AI coach question. Vial Premium: $14.99/month or $49.99/year. Unlocks dose logging, multiple protocols, opening your next vial, unlimited AI coach, the live half-life chart, full history, CSV export, real cost per dose, and the year-in-review share. HEALTH DISCLAIMER Vial is for personal tracking and educational purposes only. It is not a medical device and is not intended to provide medical advice, diagnosis, treatment recommendations, or dosing instructions. You enter a dose you were already prescribed; Vial records and organizes it and never recommends a dose. Only track substances that are legally prescribed to you or otherwise legal for you to use. Always consult a qualified healthcare professional for any medical decision. Privacy Policy: https://echoforge.to/vial/privacy Terms of Use: https://echoforge.to/vial/terms Support: https://echoforge.to/vial/support

Screenshots

DoseRhythm4 screens
Vial AI4 screens

Verdict

The call

The clearest difference is in-app purchases: DoseRhythm at none against Vial AI's 4. DoseRhythm also leads on ads (none vs shown) and update cadence (every 2 weeks vs monthly). On price, device support and iOS requirement there is nothing between them.

Scored on Price ยท Rating ยท Positive reviews ยท Number of ratings ยท Update frequency ยท Ads ยท In-app purchases ยท Monetization ยท Best chart rank ยท Devices ยท Requires iOS

CostPrice ยท In-app purchases ยท Ads ยท Monetization

Both are free to download. Vial AI sells 4 in-app purchases, starting at $14.99 per month. DoseRhythm asks for nothing beyond the download.

UpkeepUpdate frequency

DoseRhythm ships an update every 2 weeks, Vial AI monthly. The most recent releases landed on October 25, 2026 and October 26, 2026 respectively.

Scorecard3 real differences ยท 3 level
DoseRhythm versus Vial AI: the parameters behind the verdict, then further details
ParameterDoseRhythmVial AI
PriceFreeFree
Update frequencyEvery 2 weeks โ€” betterMonthly
AdsNo โ€” betterYes
In-app purchasesNo โ€” betterYes
DevicesiPhone, iPad, iPod โ€” betteriPhone, iPod
Requires iOS15.115.1
Further details โ€” not scored
Size46 MB61 MB
Age rating17+17+
DeveloperSteve OlsonFabio Jonathan Arifin

In-app purchases

None

DoseRhythm

No in-app purchases

4 purchases

Vial AI

Subscriptions3
  • Vial Monthly$14.991 Month
  • Vial Premium (Special Price)$39.991 Year
  • Vial Yearly$59.991 Year
One-time1
  • Vial Lifetime (Limited)$149.99

Questions

Is DoseRhythm free?
DoseRhythm is free to download, with no in-app purchases.
Is Vial AI free?
Vial AI is free to download, with in-app purchases available.
Do DoseRhythm or Vial AI have ads?
Vial AI shows ads; DoseRhythm does not.
Which is updated more often, DoseRhythm or Vial AI?
DoseRhythm ships an update every 2 weeks, and Vial AI monthly. Most recently, DoseRhythm was updated on October 25, 2026 and Vial AI on October 26, 2026.

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