# BTT Lah! vs Basic Theory Test Singapore

The clearest difference is ads: BTT Lah! at none against Basic Theory Test Singapore's shown. BTT Lah! also leads on update cadence (fortnightly vs every 2 months). Basic Theory Test Singapore's advantage is iOS requirement (13.4 vs 15.0). On price, in-app purchases and device support there is nothing between them.

Both are free to download. BTT Lah! sells 4 one-off in-app purchases and Basic Theory Test Singapore sells 3 in-app purchases, starting at $19.99 per 7 days. Whichever you choose, the download price is not the number that matters.

BTT Lah! ships an update fortnightly, Basic Theory Test Singapore every 2 months. The most recent releases landed on June 8, 2026 and September 22, 2026 respectively.

## The numbers

| Metric | BTT Lah! | Basic Theory Test Singapore |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | **No** | Yes |
| Update frequency | **Fortnightly** | Every 2 months |
| Monetization | Free with in-app purchases | — |
| Size | 17 MB | 33 MB |
| Requires iOS | 15.0 | **13.4** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Appsaur.com Pte Ltd](https://appshunter.io/developer/1471583826) | [HSN Software Technologies private LIMITED](https://appshunter.io/developer/1557446234) |

## What reviewers say

### BTT Lah!

[App page](https://appshunter.io/ios/app/btt-lah-basic-theory-test/id1493701248)

This app helps you prepare for your driving theory test with features designed to reduce eye strain and optimize learning. It uses smart algorithms to focus on your weak areas and reinforces learning through automated repetition and progress tracking.

**Highlights:** Reduced eye strain design, Adaptive question inflow, Automated short-term memory rehearsal, Detailed result analysis, Progress monitoring charts, Timed e-trial tests, Question and answer shuffling

**Features:** macOS Compatibility

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 600 BTT Questions All language | $12.99 | one-time |
| 600 BTT Questions All language | $24.99 | one-time |
| ProEnglish600Question | $28.99 | one-time |
| ProALLLanguages600Questions | $54.99 | one-time |


### Basic Theory Test Singapore

[App page](https://appshunter.io/ios/app/basic-theory-test-singapore/id6742833208)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro Weekly | $19.99 | per 7 days |
| PRO Monthly | $39.99 | per month |
| pro-90Days | $59.99 | per 3 months |


## Frequently asked questions

### Is BTT Lah! free?

BTT Lah! is free to download, with in-app purchases available.

### Is Basic Theory Test Singapore free?

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

### Do BTT Lah! or Basic Theory Test Singapore have ads?

Basic Theory Test Singapore shows ads; BTT Lah! does not.

### Which is updated more often, BTT Lah! or Basic Theory Test Singapore?

BTT Lah! ships an update fortnightly, and Basic Theory Test Singapore every 2 months. Most recently, BTT Lah! was updated on June 8, 2026 and Basic Theory Test Singapore on September 22, 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.*