FlexR (Shift planner) vs IRS Attero
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/
IRS Attero
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Met IRS kun je makkelijker dan ooit een melding doen!
Screenshots
Verdict
The clearest difference is price: IRS Attero at Free against FlexR (Shift planner)'s $3.99. IRS Attero also leads on in-app purchases (none vs 2). On update cadence, ads, device support and iOS requirement 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
IRS Attero 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. IRS Attero asks for nothing beyond the download.
FlexR (Shift planner) ships an update fortnightly, IRS Attero every 3 weeks. The most recent releases landed on September 25, 2026 and September 17, 2026 respectively.
| Parameter | FlexR (Shift planner) | IRS Attero |
|---|---|---|
| Price | $3.99 | Free — better |
| Rating | 5.0 (3 ratings) — better | — |
| Positive reviews | 59.4% of reviews | — |
| Number of ratings | 3 — better | — |
| Update frequency | Fortnightly — better | Every 3 weeks |
| Ads | No | No |
| In-app purchases | Yes | No — better |
| Monetization | Free with in-app purchases | — |
| Devices | iPhone, iPad, Mac — better | iPhone, iPad |
| Requires iOS | 17.6 | 17.0 — better |
| Further details — not scored | ||
| Size | 114 MB | 19 MB |
| Age rating | 4+ | 4+ |
| Developer | Gerrit kleyn Winkel | Capptions B.V. |
In-app purchases
FlexR (Shift planner)
- FlexR Invoice Subscription$3.991 Month
- FlexR data sharing$1.99
IRS Attero
No in-app purchases
Questions
Is FlexR (Shift planner) free?
Is IRS Attero free?
Do FlexR (Shift planner) or IRS Attero have ads?
Which is updated more often, FlexR (Shift planner) or IRS Attero?
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