# iTer vs Java Compiler

The clearest difference is update cadence: iTer at every 4 days against Java Compiler's every 3 months. On price, ads, in-app purchases and device support there is nothing between them.

iTer costs $0.99 and Java Compiler $0.99 up front. iTer sells 1 one-off in-app purchase and Java Compiler sells 3 in-app purchases, starting at $14.99 per month. Whichever you choose, the download price is not the number that matters.

iTer ships an update every 4 days, Java Compiler every 3 months. The most recent releases landed on October 7, 2026 and September 25, 2026 respectively.

## The numbers

| Metric | iTer | Java Compiler |
| --- | --- | --- |
| Price | $0.99 | $0.99 |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/iter-it-learning/id1224934068/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 60.0% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Every 4 days** | Every 3 months |
| Monetization | Paid | — |
| Size | 19 MB | 5 MB |
| Requires iOS | **16.0** | 17.6 |
| Devices | **iPhone, iPad, Mac** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [天从 何](https://appshunter.io/developer/914453386) | [乐祥 胡](https://appshunter.io/developer/1572365721) |

## What reviewers say

### iTer

[App page](https://appshunter.io/ios/app/iter-it-learning/id1224934068)

This app provides an extensive offline library of over 10,000 interview questions for developers across various programming languages and career paths. It includes company-specific exams, smart learning tools, daily quizzes, and powerful search functionality to aid in interview preparation.

**Highlights:** 10,000+ offline interview questions, 16 language tracks and 12 career paths, Company exam collections, Smart learning management (starring, mastery labels), Daily quiz habit builder, Powerful global search, Home screen widgets and quick actions

**Features:** Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Tip the developer | $0.99 | one-time |


### Java Compiler

[App page](https://appshunter.io/ios/app/java-compiler-ai-assistant/id6776635648)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 30天会员 | $14.99 | per month |
| 360天会员 | $59.99 | per year |
| 终身会员 | $79.99 | one-time |


## Frequently asked questions

### Is iTer free?

iTer costs $0.99, and also offers in-app purchases.

### Is Java Compiler free?

Java Compiler costs $0.99, and also offers in-app purchases.

### Do iTer or Java Compiler have ads?

Neither iTer nor Java Compiler shows ads.

### Which is updated more often, iTer or Java Compiler?

iTer ships an update every 4 days, and Java Compiler every 3 months. Most recently, iTer was updated on October 7, 2026 and Java Compiler on September 25, 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.*