# Data Structures Interview Ques vs Codelet

The clearest difference is review sentiment: Codelet at 53% against Data Structures Interview Ques's 0%. Codelet also leads on in-app purchases (none vs 1) and update cadence (every 2 months vs every 47 months). Data Structures Interview Ques's advantage is rating (5.0 vs 4.7) and iOS requirement (9.0 vs 13.4). On price, ads, monetization model and device support there is nothing between them.

Both are free to download. Data Structures Interview Ques sells 1 one-off in-app purchase. Codelet asks for nothing beyond the download.

Data Structures Interview Ques holds the better App Store score, 5.0 against 4.7. That said, the two scores are not equally well evidenced: Codelet has 127 ratings behind it against 1, so its average is the more settled of the two. Written reviews complicate that: 0% of Data Structures Interview Ques's written reviews are positive against 53% of Codelet's, so the app with the better star average is not the one people write more warmly about.

Data Structures Interview Ques ships an update every 47 months, Codelet every 2 months. The most recent releases landed on August 14, 2026 and October 2, 2026 respectively.

## The numbers

| Metric | Data Structures Interview Ques | Codelet |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/data-structures-interview-ques/id1070986831/reviews)** | [4.7 (127 ratings)](https://appshunter.io/ios/app/codelet/id1517315454/reviews) |
| Number of ratings | 1 | **127** |
| Positive reviews | 0.0% of reviews | **53.3% of reviews** |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 47 months | **Every 2 months** |
| Monetization | Free | Free |
| Size | 19 MB | 25 MB |
| Requires iOS | **9.0** | 13.4 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [RAVINDHIRAN SUMITHRA](https://appshunter.io/developer/1571016391) | [Codelet LLC](https://appshunter.io/developer/1517315453) |

## What reviewers say

### Data Structures Interview Ques

[App page](https://appshunter.io/ios/app/data-structures-interview-ques/id1070986831)

This app provides a comprehensive collection of frequently asked data structure interview questions with answers. It's designed to help both interviewers find questions and candidates prepare for technical interviews. Features include bookmarking, concept-wise organization, and easy-to-read content.

**Highlights:** Frequently asked interview questions, Answers in multiple programming languages, Bookmarking options, Concept-wise question organization, Easy readable content with animations, User-friendly interface

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Data Structure Interview Questions | $3.99 | one-time |


### Codelet

[App page](https://appshunter.io/ios/app/codelet/id1517315454)

Prepare for technical interviews by identifying core coding patterns and analyzing your performance. Practice coding questions conveniently to improve your skills and pinpoint areas for growth.

**Highlights:** Identify core patterns, Analyze approaches, Track performance, Identify improvement areas, Practice coding questions, Anytime, anywhere practice

**In-app purchases:** none


## Frequently asked questions

### Is Data Structures Interview Ques free?

Data Structures Interview Ques is free to download, with in-app purchases available.

### Is Codelet free?

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

### Which has better reviews, Data Structures Interview Ques or Codelet?

Data Structures Interview Ques is rated higher. Data Structures Interview Ques averages 5.0 out of 5 from 1 ratings, while Codelet averages 4.7 from 127 ratings.

### Do Data Structures Interview Ques or Codelet have ads?

Neither Data Structures Interview Ques nor Codelet shows ads.

### Which is updated more often, Data Structures Interview Ques or Codelet?

Data Structures Interview Ques ships an update every 47 months, and Codelet every 2 months. Most recently, Data Structures Interview Ques was updated on August 14, 2026 and Codelet on October 2, 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.*