Comparison

RTB2 vs IV Push Timer

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

Head to head
About

RTB2

This medical reference app provides respiratory therapists and students with essential clinical tools. It features ventilator mode guides, therapy calculators, and oxygen guidance in a clean, organized format for quick access in critical care settings.

Highlights
  • Ventilator mode reference guides
  • Respiratory therapy clinical calculators
  • Oxygen device guidance
  • Structured respiratory care information
  • Fast clinical review format
  • Advanced calculators (Pro)
Features
Read full description

RTβ₂ (RTB2) is a Respiratory Therapy reference and clinical toolset designed for Respiratory Therapists, respiratory therapy students, and healthcare professionals working in ICU and critical care environments. The app provides ventilator mode references, respiratory therapy calculators, oxygen therapy guidance, and structured respiratory care information in a clean, organized format designed for fast clinical review. The app provides organized access to commonly used Respiratory Therapy references, calculators, and ventilator information in a clean, structured format designed for quick navigation. RTB2 is built to help respiratory professionals review respiratory care concepts, ventilator modes, oxygen therapy guidance, and clinical calculations in one centralized resource. CORE FEATURES • Ventilator mode reference guides • Respiratory therapy clinical calculators • Oxygen device guidance and oxygen therapy reference • Organized respiratory care reference material • Clean layouts designed for fast navigation in clinical environments RTB2 PRO (Subscription) RTB2 Pro unlocks the full RTB2 toolset including advanced calculators, expanded Respiratory Therapy references, and ongoing clinical content updates. Pro features include: • Expanded ventilator mode explanations • Advanced respiratory therapy calculators • Expanded respiratory care reference material • Continuous updates and additional features as the platform evolves Designed for: • Respiratory Therapists • ICU and critical care clinicians • Healthcare professionals working with respiratory care • Students studying Respiratory Therapy RTB2 is intended for educational and informational purposes only. The content provided in this application is not intended to replace institutional protocols, physician orders, professional training, or clinical judgment. SUBSCRIPTION DETAILS RTB2 Pro is available as a monthly auto-renewable subscription. Payment will be charged to your Apple ID account at confirmation of purchase. Subscriptions automatically renew unless canceled at least 24 hours before the end of the current billing period. You can manage or cancel your subscription in your Apple ID account settings at any time. Privacy Policy https://rtb2.com/privacy Terms of Service https://rtb2.com/terms

About

IV Push Timer

Features
Read full description

IV Push Timer is a precision timing tool for Apple Watch built by a flight nurse for medical professionals Accurate timing matters. IV Push Timer gives you a simple, reliable stopwatch with haptic feedback at configurable intervals so you can keep your eyes on the patient, not the clock. FEATURES: • One-tap start or quick countdown presets (1, 2, 4, 5 min) • Configurable haptic intervals every 15, 30, or 60 seconds • Morse code haptic pattern with distinct vibrations mark time • Optional audio tones alongside haptics • Pause and resume • Push history log with timestamps • Always-on display • Three visual themes: Dark, Neutral, and Light • Auto-timeout for battery conservation • iPhone companion app DESIGNED FOR THE BEDSIDE, ON THE BUS, OR IN THE AIR: • Works with gloves • Large, high-contrast display • No medication data, purely a timing tool • No patient data collected Built by a Flight Nurse for Medical Professionals.

Screenshots

RTB24 screens
IV Push Timer4 screens

Verdict

The call

The clearest difference is in-app purchases: IV Push Timer at none against RTB2's 1. RTB2's advantage is iOS requirement (15.1 vs 26.2). On price, update cadence, ads and device support 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. RTB2 sells 1 in-app purchase, starting at $2.99 per month. IV Push Timer asks for nothing beyond the download.

UpkeepUpdate frequency

RTB2 ships an update every 5 days, IV Push Timer every 4 days. The most recent releases landed on September 26, 2026 and September 12, 2026 respectively.

Scorecard2 real differences · 8 level
RTB2 versus IV Push Timer: the parameters behind the verdict, then further details
ParameterRTB2IV Push Timer
PriceFreeFree
Rating5.0 (2 ratings) — better—
Positive reviews100.0% of reviews—
Number of ratings2 — better—
Update frequencyEvery 5 daysEvery 4 days — better
AdsNoNo
In-app purchasesYesNo — better
MonetizationFreemium—
DevicesiPhone, iPodiPhone, Apple Watch
Requires iOS15.1 — better26.2
Further details — not scored
Size46 MB3 MB
Age rating4+4+
DeveloperBbytetechworks LLCMichael Gibson

In-app purchases

1 purchases

RTB2

Subscriptions1
  • RTB2 Pro$2.991 Month
None

IV Push Timer

No in-app purchases

Questions

Is RTB2 free?
RTB2 is free to download, with in-app purchases available.
Is IV Push Timer free?
IV Push Timer is free to download, with no in-app purchases.
Do RTB2 or IV Push Timer have ads?
Neither RTB2 nor IV Push Timer shows ads.
Which is updated more often, RTB2 or IV Push Timer?
RTB2 ships an update every 5 days, and IV Push Timer every 4 days. Most recently, RTB2 was updated on September 26, 2026 and IV Push Timer on September 12, 2026.

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