# 二向箔 vs Ask the Greatest

The clearest difference is in-app purchases: 二向箔 at none against Ask the Greatest's 2. Ask the Greatest's advantage is update cadence (every 2 days vs monthly). On price, rating, ratings volume and ads there is nothing between them.

Both are free to download. Ask the Greatest sells 2 in-app purchases, starting at $6.99 per month. 二向箔 asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 5.0 for 二向箔 against 5.0 for Ask the Greatest. Both are backed by a comparable volume of ratings — 1 and 1 respectively.

二向箔 ships an update monthly, Ask the Greatest every 2 days. The most recent releases landed on October 13, 2026 and October 18, 2026 respectively.

## The numbers

| Metric | 二向箔 | Ask the Greatest |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (1 ratings)](https://appshunter.io/ios/app/id6446796410/reviews) | [5.0 (1 ratings)](https://appshunter.io/ios/app/ask-the-greatest/id6761857131/reviews) |
| Number of ratings | 1 | 1 |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Monthly | **Every 2 days** |
| Monetization | — | Freemium |
| Size | 12 MB | 5 MB |
| Requires iOS | **16.0** | 17.0 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [嘉 米](https://appshunter.io/developer/1490365125) | [Yang Zhang](https://appshunter.io/developer/1821931362) |

## What reviewers say

### 二向箔

[App page](https://appshunter.io/ios/app/id6446796410)

**Features:** Vision Pro support

**In-app purchases:** none


### Ask the Greatest

[App page](https://appshunter.io/ios/app/ask-the-greatest/id6761857131)

Engage in simulated debates with historical figures and business thinkers on your toughest questions. Receive structured reasoning and actionable insights from these virtual roundtables. Supports bilingual conversations in English and Chinese.

**Highlights:** Historical figure roundtables, Single-figure deep dives, Structured decision outputs, Inspectable reasoning, Bilingual support (EN/ZH)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro Monthly | $6.99 | per month |
| Pro Yearly | $69.99 | per year |


## Frequently asked questions

### Is 二向箔 free?

二向箔 is free to download, with no in-app purchases.

### Is Ask the Greatest free?

Ask the Greatest is free to download, with in-app purchases available.

### Which has better reviews, 二向箔 or Ask the Greatest?

二向箔 and Ask the Greatest are both rated 5.0 out of 5 on the App Store, from 1 and 1 ratings respectively.

### Do 二向箔 or Ask the Greatest have ads?

Neither 二向箔 nor Ask the Greatest shows ads.

### Which is updated more often, 二向箔 or Ask the Greatest?

二向箔 ships an update monthly, and Ask the Greatest every 2 days. Most recently, 二向箔 was updated on October 13, 2026 and Ask the Greatest on October 18, 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.*