# DecisionMentor vs Alta World

The clearest difference is in-app purchases: Alta World at none against DecisionMentor's 1. Alta World also leads on ads (none vs shown) and iOS requirement (10.0 vs 17.0). On price and device support there is nothing between them.

Both are free to download. DecisionMentor sells 1 in-app purchase, starting at $3.99 per month. Alta World asks for nothing beyond the download.

## The numbers

| Metric | DecisionMentor | Alta World |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.0 (4 ratings)](https://appshunter.io/ios/app/decisionmentor/id1531462898/reviews)** | — |
| Number of ratings | **4** | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Every 5 weeks | — |
| Monetization | Free with in-app purchases | — |
| Size | 59 MB | 145 MB |
| Requires iOS | 17.0 | **10.0** |
| Devices | iPhone | **iPhone, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Truenary](https://appshunter.io/developer/1498574788) | [Altatecnologia Solutions Private Limited](https://appshunter.io/developer/1481562054) |

## What reviewers say

### DecisionMentor

[App page](https://appshunter.io/ios/app/decisionmentor/id1531462898)

This app helps you make complex decisions by breaking them down into criteria. It allows you to weigh pros and cons, prioritize objectives, and compare options scientifically. Get insights from others' decisions and use AI for research support.

**Highlights:** Multi-criteria decision making, Prioritize criteria and compare options, Identify pros and cons, AI-powered research support, Public decision feed, Decision Wheel Roulette

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Professional | $3.99 | per month |


### Alta World

[App page](https://appshunter.io/ios/app/alta-world/id1556993577)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is DecisionMentor free?

DecisionMentor is free to download, with in-app purchases available.

### Is Alta World free?

Alta World is free to download, with no in-app purchases.

### Do DecisionMentor or Alta World have ads?

DecisionMentor shows ads; Alta World does not.

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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.*