OptiOffice vs kraftwunder
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
OptiOffice
This all-in-one business management software is designed for personal trainers and micro-studios. It offers a comprehensive suite of tools for client management, scheduling, billing, and more, accessible from any device without installation.
- Client management
- Appointment scheduling
- Resource planning
- Invoicing
- Membership management
- Online shop
- Training planning
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OptiOffice - Einfach. Alles. Verwalten. OptiOffice ist die optimale Software für Personaltrainer und Mikrostudios. Alles was Du brauchst, findest Du bei uns in einem Programm. Du kannst OptiOffice von jedem Gerät aus bedienen. Egal ob vom PC, Mac, Tablet oder vom Smartphone. Online-Software Kein Download und keine aufwändige Installation notwendig! Einfach anmelden und du kannst direkt loslegen. Ganz egal wo du bist, mit OptiOffice kann überall dein Büro sein. All-in-one-Lösung ● Kundenverwaltung ● Check-In ● Termine ● Ressourcenplanung ● Personalplanung ● Rechnungen ● Mitgliederverwaltung ● Kassensystem ● Onlineshop ● Newsletter ● CheckUp ● Trainingsplanung Dein ganzes Business in nur einer Software! Du erhältst eine intuitive Software mit vielen nützlichen Funktionen zu einem kleinen Preis. Die "clevere Sekretärin" für dein Business ist schon für unschlagbare 37€ erhältlich!
kraftwunder
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The kraftwunder training system based on modulated middle frequency makes use of the effects of body-specific impulses. Thanks to this highly developed technology - Made in Germany - the muscles are addressed in a particularly deep and natural way. The kraftwunder training is suitable for improving fitness as well as for weight reduction and offers gentle joint and back training. In addition, it supports recreational and professional athletes with targeted muscle building.
Screenshots
Verdict
The clearest difference is update cadence: kraftwunder at every 2 months against OptiOffice's every 45 months. OptiOffice's advantage is iOS requirement (12.3 vs 16.1). On price, ads, in-app purchases 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
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
OptiOffice ships an update every 45 months, kraftwunder every 2 months. The most recent releases landed on September 29, 2026 and October 7, 2026 respectively.
| Parameter | OptiOffice | kraftwunder |
|---|---|---|
| Price | Free | Free |
| Positive reviews | 20.0% of reviews | — |
| Update frequency | Every 45 months | Every 2 months — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 12.3 — better | 16.1 |
| Further details — not scored | ||
| Size | 1 MB | 102 MB |
| Age rating | 4+ | 4+ |
| Developer | Martin Blume | Nowbody GmbH & Co. KG |
In-app purchases
OptiOffice
No in-app purchases
kraftwunder
No in-app purchases
Questions
Is OptiOffice free?
Is kraftwunder free?
Do OptiOffice or kraftwunder have ads?
Which is updated more often, OptiOffice or kraftwunder?
Other comparisons
