Comparison

CalcuDose vs Shift Calendar Planner

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

Head to head
About

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.

Highlights
  • Dose calculation
  • Flow rate calculation
  • Unit and volume input
  • Time unit selection
  • Drops per ml selection
  • Calculation history
Features
Read full description

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.

About

Shift Calendar Planner

Manage your work shifts, personal events, and time off with this intuitive calendar app. Track earnings, create payout reports, and receive schedule conflict alerts. Designed for professionals working rotating schedules.

Highlights
  • Automatic shift schedules
  • Earnings tracking
  • Payout reports
  • Time-off planning
  • Calendar synchronization
  • Home screen widgets
  • Cloud backup
Read full description

Shift Calendar is a simple and efficient way to manage your work shifts. Organize your schedule with rotations, days off, swaps, and absences, track your earnings, create payout reports, and keep a clear overview of your professional routine, without relying on spreadsheets or manual tracking. Designed for professionals who work in shifts. Why choose Shift Calendar? • Organized schedule: manage your shifts, personal events, swaps, and days off in one place, with full visibility of your work schedule. • Financial clarity: know how much you will earn and when you will get paid, with the option to generate PDF reports for payouts, sharing, or printing. • Time-off planning: avoid surprises and enjoy your rest periods with more peace of mind. • Simple, practical, and intuitive: built to support your daily routine. Main features: • Automatic shift schedules and recurring patterns • Personal events registration • Calendar synchronization • Earnings tracking with amounts, payment dates, and custom payment rules • Custom colors to differentiate shifts • Mark unworked shifts as swaps, days off, or absences • Home screen widgets • Export shift reports to PDF, with filters and multiple formats • Schedule conflict alerts • Secure cloud backup Perfect for professionals like: • Nurses, doctors, EMTs, and caregivers • Firefighters, police, and security guards • Bartenders, restaurant and hotel staff • Drivers, cleaners, and rotating shift workers The app can be used for free. The Pro version offers additional features, with a free trial available before subscribing. ——— Support and Contact: We’re here to help! Contact us via email at: support-shiftcalendar@bivis.app Terms & Conditions and Privacy Policy: https://tenhoplantao.com.br/terms-conditions-and-privacy-policy

Screenshots

CalcuDose4 screens
Shift Calendar Planner4 screens

Verdict

The call

The clearest difference is update cadence: CalcuDose at every 6 days against Shift Calendar Planner's every 3 weeks. CalcuDose also leads on iOS requirement (12.0 vs 17.0). On price, review sentiment, ads and in-app purchases 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. CalcuDose sells 1 one-off in-app purchase and Shift Calendar Planner sells 4 in-app purchases, starting at $1.99 per month. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

CalcuDose ships an update every 6 days, Shift Calendar Planner every 3 weeks. The most recent releases landed on June 5, 2026 and September 26, 2026 respectively.

Scorecard2 real differences · 8 level
CalcuDose versus Shift Calendar Planner: the parameters behind the verdict, then further details
ParameterCalcuDoseShift Calendar Planner
PriceFreeFree
Rating—4.6 (27 ratings) — better
Positive reviews85.7% of reviews — better80.6% of reviews
Number of ratings—27 — better
Update frequencyEvery 6 days — betterEvery 3 weeks
AdsNoNo
In-app purchasesYesYes
MonetizationFree with in-app purchasesFreemium
DevicesiPhone, iPod — betteriPhone
Requires iOS12.0 — better17.0
Further details — not scored
Size28 MB61 MB
Age rating4+4+
DeveloperQRTouch DevelopmentBivis

Customer experience

CalcuDose

Written reviews7 reviews
Positive85.7%
Neutral0.0%
Negative14.3%

Shift Calendar Planner

All ratings27 ratings
Positive88.9%
Neutral3.7%
Negative7.4%
Written reviews31 reviews
Positive80.6%
Neutral3.2%
Negative16.1%

In-app purchases

1 purchases

CalcuDose

One-time1
  • CalcuDose unlimited for life$1.99
4 purchases

Shift Calendar Planner

Subscriptions3
  • Shift Calendar Monthly1 Month trial$1.991 Month
  • Shift Calendar Monthly7 Days trial$2.991 Month
  • Shift Calendar Annual7 Days trial2 variants$15.991 Year
One-time1
  • Lifetime$34.99

Questions

Is CalcuDose free?
CalcuDose is free to download, with in-app purchases available.
Is Shift Calendar Planner free?
Shift Calendar Planner is free to download, with in-app purchases available.
Do CalcuDose or Shift Calendar Planner have ads?
Neither CalcuDose nor Shift Calendar Planner shows ads.
Which is updated more often, CalcuDose or Shift Calendar Planner?
CalcuDose ships an update every 6 days, and Shift Calendar Planner every 3 weeks. Most recently, CalcuDose was updated on June 5, 2026 and Shift Calendar Planner on September 26, 2026.

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