# AB vs Hello Interview

The clearest difference is in-app purchases: Hello Interview at none against AB's 3. Hello Interview also leads on update cadence (every 6 days vs every 3 months). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. AB sells 3 in-app purchases, starting at $3.99 per month. Hello Interview asks for nothing beyond the download.

AB ships an update every 3 months, Hello Interview every 6 days. The most recent releases landed on October 18, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | AB | Hello Interview |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (28 ratings)](https://appshunter.io/ios/app/hello-interview/id6806752897/reviews)** |
| Number of ratings | — | **28** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 6 days** |
| Monetization | — | Free with in-app purchases |
| Size | 27 MB | 54 MB |
| Requires iOS | **15.0** | 16.4 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 9+ |
| Developer | [Davy Raitt](https://appshunter.io/developer/1795318281) | [Optick Labs Inc. dba Hello Interview](https://appshunter.io/developer/6806752899) |

## What reviewers say

### AB

[App page](https://appshunter.io/ios/app/ab-100-agentic-ai-architect/id6760671953)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro Monthly | $3.99 | per month |
| Pro Yearly | $14.99 | per year |
| Pro Lifetime | $19.99 | one-time |


### Hello Interview

[App page](https://appshunter.io/ios/app/hello-interview/id6806752897)

Prepare for software engineering interviews with structured learning paths, practical guides, and interactive quizzes. Gain confidence in system design, data structures, algorithms, and behavioral questions. Access real interview experiences and community insights.

**Highlights:** Structured learning paths, Practical interview guides, Interactive quizzes, Real interview questions, Community discussions, Progress tracking

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

**In-app purchases:** none


## Frequently asked questions

### Is AB free?

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

### Is Hello Interview free?

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

### Do AB or Hello Interview have ads?

Neither AB nor Hello Interview shows ads.

### Which is updated more often, AB or Hello Interview?

AB ships an update every 3 months, and Hello Interview every 6 days. Most recently, AB was updated on October 18, 2026 and Hello Interview on October 24, 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.*