# STAR Interview vs BigO Algorithms

The clearest difference is update cadence: BigO Algorithms at fortnightly against STAR Interview's every 2 months. On price, rating, review sentiment and ratings volume there is nothing between them.

Both are free to download. STAR Interview sells 1 one-off in-app purchase and BigO Algorithms sells 2 in-app purchases, starting at $7.99 per month. Whichever you choose, the download price is not the number that matters.

On the App Store both sit at effectively the same score — 5.0 for STAR Interview against 5.0 for BigO Algorithms. Both are backed by a comparable volume of ratings — 4 and 3 respectively. Written reviews split almost evenly too, at 100% and 100% positive.

STAR Interview ships an update every 2 months, BigO Algorithms fortnightly. The most recent releases landed on September 11, 2026 and July 11, 2026 respectively.

## The numbers

| Metric | STAR Interview | BigO Algorithms |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (4 ratings)](https://appshunter.io/ios/app/star-interview/id6756771475/reviews) | [5.0 (3 ratings)](https://appshunter.io/ios/app/bigo-algorithms/id6761836617/reviews) |
| Number of ratings | **4** | 3 |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 2 months | **Fortnightly** |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 1 MB | 25 MB |
| Requires iOS | **17.6** | 18.6 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Gurpreet Sohal](https://appshunter.io/developer/1861973180) | [Gregori Farias](https://appshunter.io/developer/1891708605) |

## What reviewers say

### STAR Interview

[App page](https://appshunter.io/ios/app/star-interview/id6756771475)

Prepare for behavioral interviews with professionally crafted STAR-format answers. Master essential leadership principles and role-specific scenarios to impress hiring managers. Offers a free trial with an option to unlock all content.

**Highlights:** 124 STAR-format answers, 10 leadership principles, 4 professional roles, Swipeable card interface, Save favorite questions, Offline access, Dark mode

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Unlock All Interview Questions | $9.99 | one-time |


### BigO Algorithms

[App page](https://appshunter.io/ios/app/bigo-algorithms/id6761836617)

This app provides a technical environment for software engineers and computer science students to prepare for interviews. It uses AI-powered mentorship and visual complexity curves to help users understand logic and analyze code errors.

**Highlights:** AI-powered mentorship, Dual-clue analysis (Static Blueprints & OpenAI), Big O complexity curve visualization, Dark-mode first aesthetic, Code error analysis, Logic-focused learning

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| BigO Premium Monthly | $7.99 | per month |
| BigO Premium Annual | $57.99 | per year |


## Frequently asked questions

### Is STAR Interview free?

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

### Is BigO Algorithms free?

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

### Which has better reviews, STAR Interview or BigO Algorithms?

STAR Interview and BigO Algorithms are both rated 5.0 out of 5 on the App Store, from 4 and 3 ratings respectively.

### Do STAR Interview or BigO Algorithms have ads?

Neither STAR Interview nor BigO Algorithms shows ads.

### Which is updated more often, STAR Interview or BigO Algorithms?

STAR Interview ships an update every 2 months, and BigO Algorithms fortnightly. Most recently, STAR Interview was updated on September 11, 2026 and BigO Algorithms on July 11, 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.*