# Harmony Decision Maker vs SVS One

The clearest difference is in-app purchases: SVS One at none against Harmony Decision Maker's 7. SVS One also leads on update cadence (every 5 days vs every 3 months). Harmony Decision Maker's advantage is iOS requirement (12.0 vs 15.0). On price, ads and device support there is nothing between them.

Both are free to download. Harmony Decision Maker sells 7 in-app purchases, starting at $2.49 per 7 days. SVS One asks for nothing beyond the download.

Harmony Decision Maker ships an update every 3 months, SVS One every 5 days. The most recent releases landed on October 10, 2026 and October 16, 2026 respectively.

## The numbers

| Metric | Harmony Decision Maker | SVS One |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.3 (8 ratings)](https://appshunter.io/ios/app/harmony-decision-maker/id1194396926/reviews)** | — |
| Number of ratings | **8** | — |
| Positive reviews | 80.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 5 days** |
| Monetization | Freemium | — |
| Size | 207 MB | 3 MB |
| Requires iOS | **12.0** | 15.0 |
| Devices | **iPhone, iPad, iPod, Mac** | iPhone, iPad, iPod |
| Age rating | 4+ | 17+ |
| Developer | [Goldratt Research Labs](https://appshunter.io/developer/482913266) | [Filtrex Service Group, Inc.](https://appshunter.io/developer/1449318816) |

## What reviewers say

### Harmony Decision Maker

[App page](https://appshunter.io/ios/app/harmony-decision-maker/id1194396926)

This app guides users through complex choices with a structured, game-like approach. It helps individuals and organizations clarify problems and discover optimal solutions, fostering confident and efficient decision-making.

**Highlights:** Structured decision guidance, Game-like step-by-step process, Problem clarification, Solution discovery, Multi-language support, Global user base

**Features:** Vision Pro support

**In-app purchases (7)**

| Purchase | Price | Billing |
| --- | --- | --- |
| HDM 1 Week With Free Trial | $2.49 | per 7 days |
| HDM 1 Month Subscription | $3.49 | per month |
| HDM 1 Month Subscription | $6.99 | per month |
| HDM 1 Month With Free Trial | $6.99 | per month |
| HDM 12 Months Subscription | $19.99 | per year |
| HDM 12 Months Subscription | $24.00 | per year |
| HDM 12 Months With Free Trial | $24.00 | per year |


### SVS One

[App page](https://appshunter.io/ios/app/svs-one/id6745620276)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Harmony Decision Maker free?

Harmony Decision Maker is free to download, with in-app purchases available.

### Is SVS One free?

SVS One is free to download, with no in-app purchases.

### Do Harmony Decision Maker or SVS One have ads?

Neither Harmony Decision Maker nor SVS One shows ads.

### Which is updated more often, Harmony Decision Maker or SVS One?

Harmony Decision Maker ships an update every 3 months, and SVS One every 5 days. Most recently, Harmony Decision Maker was updated on October 10, 2026 and SVS One on October 16, 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.*