Comparison

40 Day Challenge vs Rohschliff Studio

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

Head to head
About

40 Day Challenge

This app helps users achieve personal goals through motivational techniques, audios, and videos. It incorporates features from positive psychology and mindfulness to improve life quality and offers daily goal tracking with configurable reminders.

Highlights
  • Collect points to track progress
  • Positive psychology techniques
  • Mindfulness audio tutorials
  • Video introductions to personal development areas
  • Daily goal tracking and reflection
  • Configurable reminders
Features
Read full description

The core value of the app is to assist you in achieving your personal goals. This is made possible by various motivational techniques that have proven to be effective in research. In addition, some features, such as audios and videos are provided, that relate to your individual goals. In the app you will have the following features: - Collect points to check your progress! Most interactions with the app are rewarded with points. This helps you to achieve your goals. For example, you'll earn points for the daily log in, the tracking of your goals, and the continuous use of the 40 Day Challenge. - Use of features from positive psychology to enhance your life quality! The still young science of positive psychology has made some amazing discoveries. It has been shown that answering some questions significantly improves the quality of life. Therefore, it was important to us to support the user also by content from this area. - Apply mindfulness techniques with audio tutorials. In addition, audios from experienced coaches are provided on various relaxation techniques. These range from classic breath relaxation to progressive muscle relaxation and different types of meditation. - Video-introductions to the different areas. This app focuses on different areas of personal development. To each main-section, we offer introductory videos from the founders of the system. - Track goals for daily review and reflection! It is important to reflect your goals every day. For this, we have provided the possibility to track the individual goals. Here it can be considered how well certain goals were pursued during the course of the day. Individually configurable reminders will assist the user.

About

Rohschliff Studio

Features
Read full description

Laden Sie unsere App Rohschliff Studio herunter. Damit Sie Ihr Lieblingsstudio immer in Ihrer Tasche haben! Mit unserer App können Sie Ihre Kurse planen, Stundenpläne einsehen, sich anmelden, und vieles mehr! Maximieren Sie Ihre Zeit und verpassen Sie nie die neuesten Informationen, die Sie immer zur Hand haben. Warten Sie nicht länger und laden Sie Rohschliff Studio jetzt herunter.

Screenshots

40 Day Challenge4 screens
Rohschliff Studio3 screens

Verdict

The call

The clearest difference is update cadence: 40 Day Challenge at every 6 weeks against Rohschliff Studio's every 7 months. 40 Day Challenge also leads on iOS requirement (13.4 vs 15.1). 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

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

40 Day Challenge ships an update every 6 weeks, Rohschliff Studio every 7 months. The most recent releases landed on October 6, 2026 and October 25, 2026 respectively.

Scorecard2 real differences · 8 level
40 Day Challenge versus Rohschliff Studio: the parameters behind the verdict, then further details
Parameter40 Day ChallengeRohschliff Studio
PriceFreeFree
Rating1.0 (1 ratings) — better—
Positive reviews0.0% of reviews—
Number of ratings1 — better—
Update frequencyEvery 6 weeks — betterEvery 7 months
AdsNoNo
In-app purchasesNoNo
MonetizationFree—
DevicesiPhone, iPodiPhone, iPad, iPod — better
Requires iOS13.4 — better15.1
Further details — not scored
Size25 MB51 MB
Age rating12+17+
DeveloperFITFIRM GmbHBSPORT

In-app purchases

None

40 Day Challenge

No in-app purchases

None

Rohschliff Studio

No in-app purchases

Questions

Is 40 Day Challenge free?
40 Day Challenge is free to download, with no in-app purchases.
Is Rohschliff Studio free?
Rohschliff Studio is free to download, with no in-app purchases.
Do 40 Day Challenge or Rohschliff Studio have ads?
Neither 40 Day Challenge nor Rohschliff Studio shows ads.
Which is updated more often, 40 Day Challenge or Rohschliff Studio?
40 Day Challenge ships an update every 6 weeks, and Rohschliff Studio every 7 months. Most recently, 40 Day Challenge was updated on October 6, 2026 and Rohschliff Studio on October 25, 2026.

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