# Decision Engine vs eSwaF

The clearest difference is in-app purchases: Decision Engine at none against eSwaF's 2. eSwaF's advantage is ads (none vs shown). On price, update cadence, device support and iOS requirement there is nothing between them.

Both are free to download. eSwaF sells 2 in-app purchases, starting at $5.99 per month. Decision Engine asks for nothing beyond the download.

Decision Engine ships an update monthly, eSwaF every 6 weeks. The most recent releases landed on September 30, 2026 and September 29, 2026 respectively.

## The numbers

| Metric | Decision Engine | eSwaF |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/decision-engine/id6444162467/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | **Monthly** | Every 6 weeks |
| Monetization | Ad-supported | — |
| Size | 54 MB | 135 MB |
| Requires iOS | 13.0 | **12.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [3DOFT Ventures LLC](https://appshunter.io/developer/1652703926) | [eMartApp Ltd](https://appshunter.io/developer/1773756987) |

## What reviewers say

### Decision Engine

[App page](https://appshunter.io/ios/app/decision-engine/id6444162467)

This app offers a fun and fast way to gather feedback on any topic, serving as an alternative to traditional surveys. Users can make choices, view instant results, and compare or share them. It's ideal for picking preferences, creating lists, and understanding opinions.

**Highlights:** Collect customer feedback, Gather employee opinions, Create preference lists, Instant results, Shareable outcomes, Fun alternative to surveys

**Features:** macOS Compatibility

**In-app purchases:** none


### eSwaF

[App page](https://appshunter.io/ios/app/eswaf/id6736904034)

**Features:** macOS Compatibility, Apple Wallet

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Plan | $5.99 | per month |
| Yearly Plan | $59.99 | per year |


## Frequently asked questions

### Is Decision Engine free?

Decision Engine is free to download, with no in-app purchases.

### Is eSwaF free?

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

### Do Decision Engine or eSwaF have ads?

Decision Engine shows ads; eSwaF does not.

### Which is updated more often, Decision Engine or eSwaF?

Decision Engine ships an update monthly, and eSwaF every 6 weeks. Most recently, Decision Engine was updated on September 30, 2026 and eSwaF on September 29, 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.*