Mechanix vs Dodis
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Mechanix
This educational app supports high school and university statics and dynamics courses. It offers a comprehensive review of basic equations, accompanied by over 20 animations and 50 illustrations to clarify complex mechanics concepts. Teachers can use it to present material to students via projector.
- Basic equations memorandum
- Illustrative animations
- Vectorial reminder
- Statics concepts
- Center of gravity calculations
- Moments of inertia
- Dynamics of particles and rigid bodies
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Mechanix is an mobile educative application in support to an high-school or university course of statics and dynamics. It contains not only a memorandum of the basic equations, but it also contains several animations illustrating the various concepts of mechanics. This application runs on iPhone, iPad, iPad mini, and iPod Touch 3rd generation and later. - More than 50 illustrations!! - More than 20 animations !! - More than 100 screens of mechanics!! For teachers !! Connect your iPad with a video projector and show the animations to your students in classroom. List of covered subjects: Vectorial Reminder -Vector in 2-D, -Vector in 3-D, -Vectorial operation. Statics -Equilibrium of a particle, -Rigid Bodies, -Equilibrium of Rigid Bodies, -Structures, -Friction. Center of Gravity -Centroid, -Center of mass, -Center of gravity. Moments of Inertia -Area moments of inertia, -Mass moments of inertia. Dynamics of Particles -Motion on an axis, -Motion in three dimensions, -Dynamics of particles -Work and energy, -Linear momentum. Dynamics of Rigid Bodies -System of particles, -Kinetics of rigid bodies, -Dynamics in plane, -Dynamics in space.
Dodis
Access key historical documents on Swiss foreign policy and scientific studies for free. Discover press documents, media broadcasts, and research center news. Features location-based document selection.
- Free access to Swiss foreign policy documents
- Access to scientific studies on Swiss foreign policy
- Includes press documents and online media
- News from the research center
- Location-based document selection
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Dodis is an official app created by the «Diplomatic Documents of Switzerland» (DDS). This research centre’s aim is to edit key historical documents on Swiss foreign relations and release them through the open access principle. The Dodis app offers • A direct and free access through the Dodis database to the most important Swiss foreign policy documents. • A direct and free access to the e-book volumes of the series «Quaderni di Dodis» containing an extensive selection of scientific studies on Swiss foreign policy. • Printed press documents and online media such as radio and TV broadcasts. • News of the research centre and of its activities. • Selection of documents based on your location by means of geolocation. This is a free app. When downloading the app, internet access fees can however occur.
Screenshots
Verdict
The clearest difference is price: Dodis at Free against Mechanix's $2.99. Dodis also leads on update cadence (every 4 months vs every 9 months) and iOS requirement (11.0 vs 18.6). On rating, ratings volume, 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
Dodis is free to download; Mechanix costs $2.99 up front. Neither carries in-app purchases, so what you see is what you pay.
On the App Store both sit at effectively the same score — 5.0 for Mechanix against 5.0 for Dodis. Both are backed by a comparable volume of ratings — 1 and 1 respectively.
Mechanix ships an update every 9 months, Dodis every 4 months. Both last shipped on November 1, 2026.
| Parameter | Mechanix | Dodis |
|---|---|---|
| Price | $2.99 | Free — better |
| Rating | 5.0 (1 ratings) | 5.0 (1 ratings) |
| Positive reviews | 53.8% of reviews | — |
| Number of ratings | 1 | 1 |
| Update frequency | Every 9 months | Every 4 months — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Paid | Free — better |
| Devices | iPhone, iPad | iPhone, iPad, iPod — better |
| Requires iOS | 18.6 | 11.0 — better |
| Further details — not scored | ||
| Size | 33 MB | 42 MB |
| Age rating | 4+ | 4+ |
| Developer | Xavier Daxhelet | Dodis |
Customer experience
Mechanix
Dodis
In-app purchases
Mechanix
No in-app purchases
Dodis
No in-app purchases









