# RetrofitReady vs Basic Theory Test Lite

The clearest difference is review sentiment: RetrofitReady at 90% against Basic Theory Test Lite's 53%. RetrofitReady also leads on in-app purchases (none vs 1). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. Basic Theory Test Lite sells 1 one-off in-app purchase. RetrofitReady asks for nothing beyond the download.

RetrofitReady ships an update every 3 months, Basic Theory Test Lite every 6 weeks. The most recent releases landed on September 25, 2026 and July 16, 2026 respectively.

## The numbers

| Metric | RetrofitReady | Basic Theory Test Lite |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.0 (1 ratings)](https://appshunter.io/ios/app/basic-theory-test-lite/id348705248/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | **90.0% of reviews** | 52.9% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 6 weeks** |
| Monetization | **Free** | Free with in-app purchases |
| Size | 37 MB | 14 MB |
| Requires iOS | 16.0 | **15.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Eknath Kadam](https://appshunter.io/developer/465355268) | [Webrich Software Limited](https://appshunter.io/developer/290203591) |

## What reviewers say

### RetrofitReady

[App page](https://appshunter.io/ios/app/retrofitready-dea-exam/id324520045)

This app aids Domestic Energy Assessor candidates and professionals with exam preparation, technical calculations, and quick reference guides for RdSAP and EPC standards. It includes a comprehensive toolkit for site surveys, job tracking, and professional development logging.

**Highlights:** 360 DEA revision questions, Topic-specific practice tests, Multiple calculators (ventilation, U-value, insulation), Searchable RdSAP and EPC glossary, Site survey and ventilation checklists, Assessment register and CPD log

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

**In-app purchases:** none


### Basic Theory Test Lite

[App page](https://appshunter.io/ios/app/basic-theory-test-lite/id348705248)

Prepare for your Singapore driving license theory test with a simulated exam. This app offers interactive practice questions covering road rules, signs, and car controls, providing immediate feedback to help you pass.

**Highlights:** Simulated mock tests, 300 practice questions, Covers road rules and signs, Immediate feedback, Interactive learning, Covers car parts and controls

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Full Question Bank | $2.99 | one-time |


## Frequently asked questions

### Is RetrofitReady free?

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

### Is Basic Theory Test Lite free?

Basic Theory Test Lite is free to download, with in-app purchases available.

### Do RetrofitReady or Basic Theory Test Lite have ads?

Neither RetrofitReady nor Basic Theory Test Lite shows ads.

### Which is updated more often, RetrofitReady or Basic Theory Test Lite?

RetrofitReady ships an update every 3 months, and Basic Theory Test Lite every 6 weeks. Most recently, RetrofitReady was updated on September 25, 2026 and Basic Theory Test Lite on July 16, 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.*