# Decision Engine vs Thoth

The clearest difference is ads: Thoth at none against Decision Engine's shown. Decision Engine's advantage is update cadence (monthly vs every 3 months) and iOS requirement (13.0 vs 17.0). On price, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Decision Engine ships an update monthly, Thoth every 3 months. The most recent releases landed on September 30, 2026 and October 2, 2026 respectively.

## The numbers

| Metric | Decision Engine | Thoth |
| --- | --- | --- |
| 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 | No |
| Ads | Yes | **No** |
| Update frequency | **Monthly** | Every 3 months |
| Monetization | Ad-supported | — |
| Size | 54 MB | 25 MB |
| Requires iOS | **13.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [3DOFT Ventures LLC](https://appshunter.io/developer/1652703926) | [Teerachart Jongkoldee](https://appshunter.io/developer/1568703635) |

## 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


### Thoth

[App page](https://appshunter.io/ios/app/thoth-docbridge/id6779962554)

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Decision Engine free?

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

### Is Thoth free?

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

### Do Decision Engine or Thoth have ads?

Decision Engine shows ads; Thoth does not.

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

Decision Engine ships an update monthly, and Thoth every 3 months. Most recently, Decision Engine was updated on September 30, 2026 and Thoth on October 2, 2026.

---

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