Comparison

My Shift Planner vs Stack Testers Flow Friend

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

Head to head
About

My Shift Planner

This app is a specialized calendar designed for shift workers. It helps organize work schedules, track hours and pay, and sync with other calendars. Users can customize shifts, add notes, and receive reminders to manage their work-life balance effectively.

Highlights
  • Color-coded shift calendar
  • Customizable shift patterns
  • Hours and pay tracking
  • Timesheet submission and download
  • Sync with device calendar
  • Reminders and alerts
  • Multiple shift patterns
Features
Read full description

MyShiftPlanner helps shift workers stay organized, informed and in control of their working life. Whether you work days, nights, rotating shifts or an irregular schedule, MyShiftPlanner gives you a clear view of your work schedule so you always know when you're working, what you're earning and when you're available for life outside of work. Used by nurses, healthcare staff, emergency services, retail teams, transportation workers, manufacturing employees and many other shift-based professions, MyShiftPlanner is designed specifically for the realities of shift work. KNOW YOUR SCHEDULE Managing shifts can be challenging when your working pattern changes every week. MyShiftPlanner helps you keep track of upcoming shifts, recurring schedules, overtime, and days off in one place. Whether you work a fixed schedule, rotating pattern or a completely flexible work schedule, MyShiftPlanner helps you stay organized and avoid surprises. TRACK PAY, OVERTIME AND EARNINGS Shift work often means variable income. MyShiftPlanner helps you understand what you're earning by tracking hours worked, overtime, and pay rates. Build a clearer picture of your earnings, monitor overtime and keep records that help you stay on top of your finances. PLAN LIFE AROUND WORK Shift work affects more than your job. It affects family time, social plans, appointments, vacations and personal commitments. MyShiftPlanner helps you see your availability at a glance so you can plan ahead with confidence, organize important events and make the most of your time away from work. MANAGE VACATION TIME AND TIME OFF Keep track of vacation time, sick leave, training days and other absences alongside your shifts. By viewing work and leave together, you can better manage your work-life balance and avoid scheduling conflicts. BUILT FOR SHIFT WORKERS Unlike general calendar apps, MyShiftPlanner is designed specifically for people who work shifts. Whether you're managing hospital schedules, emergency service schedules, retail shifts, factory schedules, transportation timetables or other shift-based work, MyShiftPlanner adapts to the way you work. FEATURES *Easy-to-use shift calendar *Custom shift patterns and schedules *Multiple schedule support *Overtime tracking *Earnings and pay calculations *Vacation time tracking *Notes and reminders *Shift alarms and notifications *Calendar integrations *Widgets and home screen tools *Backup and restore options *Cloud synchronization *Custom colors and shift types *Reports and summaries PRO PACK Unlock even more powerful tools with Pro Pack, pay tracking, automatic overtime calculations, enhanced work-time reports, calendar sync, calendar sharing, expanded calendar features, enhanced customization options and premium productivity tools. Whether you're trying to stay organized, understand your earnings, manage your time off or simply make shift work easier to manage, MyShiftPlanner helps you stay one step ahead. ABOUT MYSHIFTPLANNER MyShiftPlanner was created with one simple goal: making shift work easier to manage. We're a small independent team dedicated to supporting shift workers through better technology. Every feature we build is designed to help people stay organized, reduce stress and feel more in control of their working lives. We understand the challenges of shift work because we speak to shift workers every day. Your feedback helps shape the future of the app, and many of our most popular features have come directly from user suggestions. Need help? We're here for you. If you have a question, need support or have an idea for a future feature, get in touch. Every support request is answered by a real person who genuinely wants to help. Thank you for choosing MyShiftPlanner. Together, we're making shift work easier to manage.

About

Stack Testers Flow Friend

This mobile toolkit assists environmental engineers with on-site calculations for stack testing. Quickly determine velocity and volume flow by inputting stack size and gas conditions, eliminating the need for manual calculations or laptops. It also aids in calculating differential pressure cell mA output for data logging.

Highlights
  • Velocity and volume flow calculations
  • Input stack size and gas conditions
  • Differential pressure cell mA output calculation
  • Preloaded Engineers Note Book content
  • On-site calculation tool
Features
Read full description

Stack Testers Flow Friend is part of a suite of apps developed by the Engineers of CES Environmental Instruments, one of the UKs leading environmental Test Houses and incorporates some of their on-site calculations in an easy to use app. When working on the stack and you need to quickly calculate a velocity or volume flow, the answer can be at your fingertips. By inputting the essential parameters of the stack size and gas conditions, the velocity and volume flow can be determined without the need to manually calculate the value or start up a laptop. The app is an essential tool for the professional Environmental engineer. The app is a useful aid to the C & I engineer calculating the Differential Pressure cell mA output used for data logging. The contents of the CES Environmental Instruments popular Engineers Note Book is preloaded within the app.

Screenshots

My Shift Planner4 screens
Stack Testers Flow Friend4 screens

Verdict

The call

The clearest difference is review sentiment: My Shift Planner at 97% against Stack Testers Flow Friend's 0%. My Shift Planner also leads on update cadence (monthly vs every 8 months). Stack Testers Flow Friend's advantage is in-app purchases (none vs 6) and ads (none vs shown). On price 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. My Shift Planner sells 6 in-app purchases, starting at $0.99 per month. Stack Testers Flow Friend asks for nothing beyond the download.

UpkeepUpdate frequency

My Shift Planner ships an update monthly, Stack Testers Flow Friend every 8 months. The most recent releases landed on November 1, 2026 and October 22, 2026 respectively.

Scorecard6 real differences · 4 level
My Shift Planner versus Stack Testers Flow Friend: the parameters behind the verdict, then further details
ParameterMy Shift PlannerStack Testers Flow Friend
PriceFreeFree
Rating4.8 (3.6K ratings) — better—
Positive reviews97.4% of reviews — better0.0% of reviews
Number of ratings3.6K — better—
Update frequencyMonthly — betterEvery 8 months
AdsYesNo — better
In-app purchasesYesNo — better
MonetizationFree with in-app purchasesFree — better
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS15.013.0 — better
Further details — not scored
Size173 MB32 MB
Age rating4+4+
DeveloperMyBuzz Technologies LimitedLewis Holmes

Customer experience

My Shift Planner

All ratings3,512 ratings
Positive96.8%
Neutral1.7%
Negative1.5%
Written reviews2,568 reviews
Positive97.4%
Neutral1.2%
Negative1.4%

Stack Testers Flow Friend

Written reviews1 reviews
Positive0.0%
Neutral0.0%
Negative100.0%

Bugs and requests

My Shift Planner

Reported bugs

3 issues
  • Login screen issues
  • Calendar sync problems
  • Unexpected app crashes

Requested features

4 requests
  • Add option to set Sunday as first day of week
  • Improve visibility of notes/events on calendar view
  • Integrate with payroll/overtime tracking
  • Add ability to track shift premiums/differentials

Stack Testers Flow Friend

Not enough reviews yet to summarise bugs or requests.

In-app purchases

6 purchases

My Shift Planner

Subscriptions3
  • Live Sharing Subscription1 Month trial$0.991 Month
  • Pro Pack Add-On (Monthly)7 Days trial$0.991 Month
  • Pro Pack Add-On (Annual)7 Days trial$9.991 Year
One-time3
  • Remove Ads$2.99
  • Hard Workers Upgrade to Pro$24.99
  • Pro Pack (Lifetime License)$49.99
None

Stack Testers Flow Friend

No in-app purchases

Questions

Is My Shift Planner free?
My Shift Planner is free to download, with in-app purchases available.
Is Stack Testers Flow Friend free?
Stack Testers Flow Friend is free to download, with no in-app purchases.
Do My Shift Planner or Stack Testers Flow Friend have ads?
My Shift Planner shows ads; Stack Testers Flow Friend does not.
Which is updated more often, My Shift Planner or Stack Testers Flow Friend?
My Shift Planner ships an update monthly, and Stack Testers Flow Friend every 8 months. Most recently, My Shift Planner was updated on November 1, 2026 and Stack Testers Flow Friend on October 22, 2026.

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