# Problem solver vs Orienta Ud'A

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.

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.

## The numbers

| Metric | Problem solver | Orienta Ud'A |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | Every 6 months | **Every 9 days** |
| Size | 10 MB | 26 MB |
| Requires iOS | **8.0** | 17.6 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Fabio Giuliani](https://appshunter.io/developer/1333671865) | [UD'ANET SRL](https://appshunter.io/developer/1130272845) |

## What reviewers say

### Problem solver

[App page](https://appshunter.io/ios/app/problem-solver-mechanics/id1435700320)

**Features:** macOS Compatibility

**In-app purchases:** none


### Orienta Ud'A

[App page](https://appshunter.io/ios/app/orienta-uda/id6771281172)

**In-app purchases:** none


## Frequently asked questions

### Is Problem solver free?

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

### Is Orienta Ud'A free?

Orienta Ud'A is free to download, with no in-app purchases.

### Do Problem solver or Orienta Ud'A have ads?

Problem solver shows ads; Orienta Ud'A does not.

### Which is updated more often, Problem solver or Orienta Ud'A?

Problem solver ships an update every 6 months, and Orienta Ud'A every 9 days. Most recently, Problem solver was updated on October 4, 2026 and Orienta Ud'A on October 3, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*