# BTT,FTT,RTT vs 艾斯托

The clearest difference is update cadence: BTT,FTT,RTT at fortnightly against 艾斯托's monthly. 艾斯托's advantage is iOS requirement (12.0 vs 16.0). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

BTT,FTT,RTT ships an update fortnightly, 艾斯托 monthly. The most recent releases landed on October 10, 2026 and October 9, 2026 respectively.

## The numbers

| Metric | BTT,FTT,RTT | 艾斯托 |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Fortnightly** | Monthly |
| Monetization | Free | — |
| Size | 33 MB | 105 MB |
| Requires iOS | 16.0 | **12.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 17+ |
| Developer | [Good Good](https://appshunter.io/developer/1692012676) | [hangzhou panzi technology CO.ltd](https://appshunter.io/developer/1559705409) |

## What reviewers say

### BTT,FTT,RTT

[App page](https://appshunter.io/ios/app/bttfttrtt-driving-test-prep/id6450138456)

Prepare for Singapore's driving theory tests with a comprehensive question bank and multiple practice modes. Track your progress, review incorrect answers, and access official handbooks. Includes driving school information and supports four languages.

**Highlights:** Extensive question bank for BTT, FTT, RTT, Four practice modes: Sequential, Random, Mock Test, Handbook, Automatic progress saving and wrong answer tracking, Bookmark important questions, Driving school information and contact details, Multi-language support (English, Chinese, Malay, Tamil), Offline practice available

**Features:** macOS Compatibility

**In-app purchases:** none


### 艾斯托

[App page](https://appshunter.io/ios/app/id6450293567)

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

**In-app purchases:** none


## Frequently asked questions

### Is BTT,FTT,RTT free?

BTT,FTT,RTT is free to download, with no in-app purchases.

### Is 艾斯托 free?

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

### Do BTT,FTT,RTT or 艾斯托 have ads?

Neither BTT,FTT,RTT nor 艾斯托 shows ads.

### Which is updated more often, BTT,FTT,RTT or 艾斯托?

BTT,FTT,RTT ships an update fortnightly, and 艾斯托 monthly. Most recently, BTT,FTT,RTT was updated on October 10, 2026 and 艾斯托 on October 9, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*