LogRx vs CalcuDose
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
LogRx
This app provides a real-time system for tracking, logging, and managing controlled substances for EMS and fire agencies. It ensures DEA compliance, simplifies inventory, and reduces the risk of diversion, making agencies audit-ready.
- DEA-compliant narcotics tracking
- Controlled substance checks with timestamps
- Full chain of custody
- Mobile barcode and QR scanning
- Real-time sync
- Audit trail for compliance
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LogRx Narcotics Tracking Track, log, and manage controlled substances with confidence. LogRx gives EMS and fire agencies a complete, real-time system for DEA-compliant narcotics tracking, inventory, and audit readiness. Eliminate paper logs, reduce risk of diversion, and stay prepared for inspections at all times. Built for EMS, fire, and first responders: • DEA-compliant narcotics tracking and drug logs • Daily controlled substance checks with timestamps and witness verification • Full chain of custody from receipt to administration to disposal • Mobile barcode and QR scanning for fast medication inventory • Real-time sync across mobile and desktop • Complete audit trail for inspections and compliance reviews • Agency-level configuration for units, users, and permissions • Secure user accounts with accountability at every step LogRx replaces paper logs and manual processes with a simple, reliable system built specifically for EMS operations. Whether managing a single unit or an entire fleet, LogRx ensures your medications are tracked, compliant, and audit-ready. Stay compliant. Stay accountable. Stay in control.
CalcuDose
Easily calculate liquid dosages and flow rates for medical applications. Input concentration, desired quantity, or volume and duration to get precise results in ml/h and drops/min. Access your last 15 calculations through the history feature.
- Dose calculation
- Flow rate calculation
- Unit and volume input
- Time unit selection
- Drops per ml selection
- Calculation history
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A few clicks are all it takes to confidently perform your cross-product calculations related to liquid dosages and flow rate calculations in ml/h and drops/min. Dose Calculation: 1. Select the base unit for the concentration of your solution from the options provided (g, mg, µg, or IU). 2. Enter the concentration of your solution in the Unit and Volume fields. 3. Enter the desired quantity. 4. Click Calculate, and the result will be displayed in milliliters along with a detailed breakdown of the calculation. Flow Rate Calculation: 1. Select the unit of time, either hours or minutes. 2. Choose a number of drops per ml. 3. Enter the volume in ml. 4. Enter the duration. 5. Click Calculate, and the result will be displayed in ml/h and drops/min, with a detailed breakdown of the calculations always shown. Retrieve all information from your last 15 calculations through the history feature in case of doubt or need. Give it a try; the first 5 calculations are free. Note: For dose calculation, the result in ml is rounded to the second decimal place. For flow rate calculation, the result in ml/h is rounded to the second decimal place, and the result in drops/min is rounded to the nearest whole number.
Screenshots
Verdict
The clearest difference is in-app purchases: LogRx at none against CalcuDose's 1. CalcuDose's advantage is review sentiment (86% vs 71%) and iOS requirement (12.0 vs 15.4). 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
Both are free to download. CalcuDose sells 1 one-off in-app purchase. LogRx asks for nothing beyond the download.
LogRx ships an update every 9 days, CalcuDose every 6 days. The most recent releases landed on September 23, 2026 and June 5, 2026 respectively.
| Parameter | LogRx | CalcuDose |
|---|---|---|
| Price | Free | Free |
| Rating | 4.8 (294 ratings) — better | — |
| Positive reviews | 70.6% of reviews | 85.7% of reviews — better |
| Number of ratings | 294 — better | — |
| Update frequency | Every 9 days | Every 6 days — better |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Monetization | Free — better | Free with in-app purchases |
| Devices | iPhone, iPad, iPod — better | iPhone, iPod |
| Requires iOS | 15.4 | 12.0 — better |
| Further details — not scored | ||
| Size | 51 MB | 28 MB |
| Age rating | 17+ | 4+ |
| Developer | Log Rx | QRTouch Development |
Customer experience
LogRx
CalcuDose
In-app purchases
LogRx
No in-app purchases
CalcuDose
- CalcuDose unlimited for life$1.99









