# 私教备考助手AI版 ACE vs LITTA商家端

The clearest difference is review sentiment: LITTA商家端 at 67% against 私教备考助手AI版 ACE's 0%. LITTA商家端 also leads on in-app purchases (none vs 2) and update cadence (fortnightly vs every 3 months). On price, ads and device support there is nothing between them.

Both are free to download. 私教备考助手AI版 ACE sells 2 one-off in-app purchases. LITTA商家端 asks for nothing beyond the download.

私教备考助手AI版 ACE ships an update every 3 months, LITTA商家端 fortnightly. The most recent releases landed on October 19, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | 私教备考助手AI版 ACE | LITTA商家端 |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 0.0% of reviews | **66.7% of reviews** |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 3 months | **Fortnightly** |
| Monetization | Free with in-app purchases | **Free** |
| Size | 67 MB | 171 MB |
| Requires iOS | 17.0 | **15.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [斌 张](https://appshunter.io/developer/1500701617) | [Hainan Quyou Network Technology Co., Ltd.](https://appshunter.io/developer/1561772329) |

## What reviewers say

### 私教备考助手AI版 ACE

[App page](https://appshunter.io/ios/app/ai-ace/id1521113505)

Access a comprehensive collection of 1164 practice questions with detailed explanations. This resource is designed to aid in preparation for professional certifications. Download and start practicing today.

**Highlights:** 1164 practice questions, Detailed explanations for all questions, AI-powered assistance, Exam preparation tool, Available on iPhone and iPad

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 解锁Pro版 | $0.99 | one-time |
| 解锁Max版 | $4.99 | one-time |


### LITTA商家端

[App page](https://appshunter.io/ios/app/litta/id1576797157)

This app helps businesses connect public and private traffic for smart customer acquisition across major platforms. It offers AI-driven personalized training and diet plans, tracks user progress, and provides health reports. Businesses can manage various membership models and offer remote coaching or shared family cards.

**Highlights:** Multi-platform customer acquisition, AI-generated training plans, AI-driven personalized diet plans, AI visual motion analysis, 24/7 member support, Weekly health reports, Multiple membership models

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

**In-app purchases:** none


## Frequently asked questions

### Is 私教备考助手AI版 ACE free?

私教备考助手AI版 ACE is free to download, with in-app purchases available.

### Is LITTA商家端 free?

LITTA商家端 is free to download, with no in-app purchases.

### Do 私教备考助手AI版 ACE or LITTA商家端 have ads?

Neither 私教备考助手AI版 ACE nor LITTA商家端 shows ads.

### Which is updated more often, 私教备考助手AI版 ACE or LITTA商家端?

私教备考助手AI版 ACE ships an update every 3 months, and LITTA商家端 fortnightly. Most recently, 私教备考助手AI版 ACE was updated on October 19, 2026 and LITTA商家端 on October 24, 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.*