FlexR (Shift planner) vs ShiftZen
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
FlexR (Shift planner)
Manage your work schedule with ease, track worked hours, and calculate your salary. This app offers a clear view of past and future shifts, with options to sync to your external calendar and generate reports.
- Shift scheduling
- Work hour tracking
- Salary calculation
- Calendar sync
- Work reports
- Invoice creation
- Cloud sync
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FlexR is THE #1 app for people who work in varying shifts, giving you all options you want in an app for keeping track of your work schedule! FlexR shows a clear view of your personal schedule for the coming weeks, but also your schedule of the past. Paired with the ability to sync all of your schedule to your own external icloud (or google) Agenda. FlexR gives you the opportunity to quickly make a report of your worked hours, including your salary. All YOU have to do, is to tell the app when you have to work. The app does the rest! Some great functions; + Creating invoices + iCloud Calendar sync + Easy entering working schedule + One-click report + View your salary in an eyewink + Cloud-sync (to sync with FlexR on other devices) + Shift attachments (picture/documents) + Allowance/expense + multiple salary settings + Widget (also on lockscreen) + Unlimited shifts per day + Repeating any schedule you want + Dark App color theme 100.000+ happy users worldwide. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
ShiftZen
This app helps individuals with irregular work schedules or freelance jobs accurately track their earnings. It calculates hourly wages, overtime, and unpaid breaks, providing real-time insights into income and offering detailed reports.
- Track hourly earnings and overtime
- Calculate unpaid breaks
- Organize shifts with color-coding
- Export payroll reports in CSV
- View shift and hours charts
- Sync with Apple Calendar
- Password lock with biometrics
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EARN EVERY DIME YOU'RE OWED ShiftZen is an easy-to-use shift planning calendar that accurately tracks your wages by adding up hourly earnings, overtime, and unpaid breaks. It's perfect for anyone with irregular shifts or freelance work. Watch your earnings grow in real time with the live-view feature! EASILY TRACK YOUR WAGES • Create an unlimited number of jobs and shifts for free • Add up hours worked and pay earned with nano-accuracy • Visually organize shifts using intuitive color-coding • Calculate overtime wages and unpaid breaks • Works as both a shift and hourly wage calendar REPORTS AND TRACKING • Export your payroll report in CSV format • View charts of hours and shifts worked ADDITIONAL FEATURES • View your monthly schedule with a handy Today widget • Sync with Apple's built-in Calendar • Password lock with Touch ID and Face ID • Add an unlimited number of quick memos • Automatic backup • Stunning user interface
Screenshots
Verdict
The clearest difference is price: ShiftZen at Free against FlexR (Shift planner)'s $3.99. ShiftZen also leads on ratings volume (18 vs 3). FlexR (Shift planner)'s advantage is rating (5.0 vs 3.9) and ads (none vs shown). On review sentiment, in-app purchases, monetization model 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
ShiftZen is free to download; FlexR (Shift planner) costs $3.99 up front. FlexR (Shift planner) sells 2 in-app purchases, starting at $3.99 per month and ShiftZen sells 2 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.
FlexR (Shift planner) holds the better App Store score, 5.0 against 3.9. That said, the two scores are not equally well evidenced: ShiftZen has 18 ratings behind it against 3, so its average is the more settled of the two. Written reviews split almost evenly too, at 59% and 59% positive.
FlexR (Shift planner) ships an update fortnightly, ShiftZen every 12 months. The most recent releases landed on September 29, 2026 and September 22, 2026 respectively.
| Parameter | FlexR (Shift planner) | ShiftZen |
|---|---|---|
| Price | $3.99 | Free — better |
| Rating | 5.0 (3 ratings) — better | 3.9 (18 ratings) |
| Positive reviews | 59.4% of reviews | 59.4% of reviews |
| Number of ratings | 3 | 18 — better |
| Update frequency | Fortnightly — better | Every 12 months |
| Ads | No — better | Yes |
| In-app purchases | Yes | Yes |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Devices | iPhone, iPad, Mac — better | iPhone, iPad |
| Requires iOS | 17.6 — better | 18.0 |
| Further details — not scored | ||
| Size | 114 MB | 36 MB |
| Age rating | 4+ | 4+ |
| Developer | Gerrit kleyn Winkel | Bohee Sim |
Customer experience
FlexR (Shift planner)
ShiftZen
Bugs and requests
FlexR (Shift planner)
Not enough reviews yet to summarise bugs or requests.
ShiftZen
Reported bugs
13 issues- App keeps crashing after update
- App stops working, keeps quitting
- App closes immediately upon opening
- App opens to a specific date (10/21) and requires scrolling
- Duplicate dates in April
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- Missing days in March and April
- Dates and weeks not matching actual calendar
- Wrong start date and week of April
- Calendar shows titles instead of times
- Two dates for April 3rd
- Missing 27th March, messing up the rest of the year
- Calendar dates are wrong
- Date not coinciding with the day
Requested features
4 requests- Update for ISO18
- Add ability to display non-shift appointments
- Add ability to display holidays
- More color options
In-app purchases
FlexR (Shift planner)
- FlexR Invoice Subscription$3.991 Month
- FlexR data sharing$1.99
ShiftZen
- ShiftZen Pro$2.99
- ShiftZen Pro$4.99
Questions
Is FlexR (Shift planner) free?
Is ShiftZen free?
Which has better reviews, FlexR (Shift planner) or ShiftZen?
Do FlexR (Shift planner) or ShiftZen have ads?
Which is updated more often, FlexR (Shift planner) or ShiftZen?
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