Comparison

DutyFlow vs 21Seven

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

Head to head

About

DutyFlow

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DutyFlow biedt alle functionaliteiten die je nodig hebt voor het plannen en oproepen van teams buiten de standaard werk- of openingstijden. Highlights: • Alle collega's bereikbaar op 1 nummer • Medewerkers bereikbaar op eigen telefoon • Eenvoudig wisselen van dienst • Vooraf diensten plannen • Registratie van meldingen • Registratie van gewisselde diensten • Automatische back-up • Herinneringen bij ingaan dienst • Overzicht van ingeplande diensten Onze maandelijkse abonnementsvormen zijn eenvoudig, voordelig en transparant. Elk abonnement is gebaseerd op het aantal medewerkers in een consignatiedienst. Je kunt je abonnement op elk gewenst moment (maandelijks) stopzetten. Let op: Om deze app te gebruiken heb je een organisatie account nodig. Vraag je beheerder naar je inloggegevens.

About

21Seven

Features

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With the 21Seven app, you can easily view your schedule and log your hours.

Screenshots

DutyFlow4 screens

21Seven4 screens

Verdict

The call

The clearest difference is device support: 21Seven at 3 against DutyFlow's 1. On price, update cadence, 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. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

Both ship on a similar rhythm, roughly every 2 months. The most recent releases landed on September 9, 2026 and September 17, 2026 respectively.

Scorecard1 real difference · 5 level

DutyFlow versus 21Seven: the parameters behind the verdict, then further details
Parameter	DutyFlow	21Seven
Price	Free	Free
Update frequency	Every 2 months	Every 2 months
Ads	No	No
In-app purchases	No	No
Devices	iPhone	iPhone, iPad, iPod — better
Requires iOS	16.0	15.0 — better
Further details — not scored
Size	16 MB	60 MB
Age rating	4+	4+
Developer	OrcaGroup	21south

In-app purchases

None

DutyFlow

No in-app purchases

None

21Seven

No in-app purchases

Questions

Is DutyFlow free?

DutyFlow is free to download, with no in-app purchases.

Is 21Seven free?

21Seven is free to download, with no in-app purchases.

Do DutyFlow or 21Seven have ads?

Neither DutyFlow nor 21Seven shows ads.

Which is updated more often, DutyFlow or 21Seven?

DutyFlow ships an update every 2 months, and 21Seven every 2 months. Most recently, DutyFlow was updated on September 9, 2026 and 21Seven on September 17, 2026.