# Ask Frank vs Tridigm

The clearest difference is in-app purchases: Tridigm at none against Ask Frank's 4. Ask Frank's advantage is update cadence (every 4 days vs every 3 weeks) and iOS requirement (15.1 vs 26.1). On price, ads and device support there is nothing between them.

Both are free to download. Ask Frank sells 4 in-app purchases, starting at $2.99 per month. Tridigm asks for nothing beyond the download.

Ask Frank ships an update every 4 days, Tridigm every 3 weeks. The most recent releases landed on October 11, 2026 and September 29, 2026 respectively.

## The numbers

| Metric | Ask Frank | Tridigm |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/ask-frank/id6752311157/reviews)** | — |
| Number of ratings | **2** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 4 days** | Every 3 weeks |
| Monetization | Free with in-app purchases | — |
| Size | 52 MB | 188 MB |
| Requires iOS | **15.1** | 26.1 |
| Devices | iPhone, iPod | iPhone, Mac |
| Age rating | 4+ | 4+ |
| Developer | [Orion Technology Enterprises, Inc.](https://appshunter.io/developer/1838663200) | [LIBBA-T](https://appshunter.io/developer/6773543032) |

## What reviewers say

### Ask Frank

[App page](https://appshunter.io/ios/app/ask-frank/id6752311157)

This AI-powered tool offers private, on-device search and document creation. It retrieves verified web information and generates structured documents with citations, all while keeping your data secure on your device. Ideal for professionals and students seeking accuracy and efficiency.

**Highlights:** On-device AI search engine, Automatic document generation, Verified source links and citations, Privacy-first design, Export documents, Supports API token customization

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Ask Frank Premium Plan | $2.99 | per month |
| Basic Pack | $0.99 | one-time |
| Gold Pack | $1.99 | one-time |
| Diamond Pack | $2.99 | one-time |


### Tridigm

[App page](https://appshunter.io/ios/app/tridigm/id6773543030)

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Ask Frank free?

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

### Is Tridigm free?

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

### Do Ask Frank or Tridigm have ads?

Neither Ask Frank nor Tridigm shows ads.

### Which is updated more often, Ask Frank or Tridigm?

Ask Frank ships an update every 4 days, and Tridigm every 3 weeks. Most recently, Ask Frank was updated on October 11, 2026 and Tridigm 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.*