Problem solver vs Orienta Ud'A
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Problem solver
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If you have difficulties in solving physics problems regarding mechanics, the conservation of potential and kinetic energy, and collisions, this is the app for you! How it works: Just enter few data and this app solves the problem for you. But not only! "Physics problem solver: Mechanics and collisions", after solving the problem also says how you get to the solution! Features: Solves problems and also points out the process of these topics: -Mechanics and the principle of conservation of energy (kinetic and potential energy) -Elastic collisions -Perfectly inelastic collisions It is possible to enter even complex data, with functions such as cos(x), tan(x) in the fields and the Solver will calculate everything for you! You can also save the problems already solved, so you can consult them when you want with a click! Download now "Physics problem solver: Mechanics and collisions" for free!
Orienta Ud'A
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Orienta Ud'A è l'app ufficiale per orientarsi nel campus dell'Università degli Studi "G. d'Annunzio" di Chieti. Grazie alla geolocalizzazione in tempo reale, puoi sapere sempre dove ti trovi all'interno del campus e raggiungere facilmente edifici e aule. La mappa interattiva mostra tutte le strutture universitarie con le relative informazioni, mentre il modulo di realtà aumentata ti permette di inquadrare un edificio con la fotocamera e visualizzarne immediatamente i dettagli. Cosa puoi fare con Orienta Ud'A: - Navigare il campus con la mappa interattiva e la tua posizione in tempo reale - Identificare gli edifici puntando la fotocamera grazie alla realtà aumentata - Cercare aule ed edifici e consultarne le informazioni Pensata per studenti, docenti e chiunque visiti l'ateneo, Orienta Ud'A rende il campus più accessibile e facile da esplorare. Powered by Ud'Anet.
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Verdict
The clearest difference is ads: Orienta Ud'A at none against Problem solver's shown. Orienta Ud'A also leads on update cadence (every 9 days vs every 6 months). Problem solver's advantage is device support (3 vs 1) and iOS requirement (8.0 vs 17.6). On price 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
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
Problem solver ships an update every 6 months, Orienta Ud'A every 9 days. The most recent releases landed on October 4, 2026 and October 3, 2026 respectively.
| Parameter | Problem solver | Orienta Ud'A |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 6 months | Every 9 days — better |
| Ads | Yes | No — better |
| In-app purchases | No | No |
| Devices | iPhone, iPad, iPod — better | iPhone |
| Requires iOS | 8.0 — better | 17.6 |
| Further details — not scored | ||
| Size | 10 MB | 26 MB |
| Age rating | 4+ | 4+ |
| Developer | Fabio Giuliani | UD'ANET SRL |
In-app purchases
Problem solver
No in-app purchases
Orienta Ud'A
No in-app purchases
Questions
Is Problem solver free?
Is Orienta Ud'A free?
Do Problem solver or Orienta Ud'A have ads?
Which is updated more often, Problem solver or Orienta Ud'A?
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