# TI加速器 vs BullShield Accelerator

The clearest difference is ads: TI加速器 at none against BullShield Accelerator's shown. TI加速器 also leads on update cadence (every 3 weeks vs every 2 months). BullShield Accelerator's advantage is iOS requirement (15.0 vs 17.0). On price, 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.

TI加速器 ships an update every 3 weeks, BullShield Accelerator every 2 months. The most recent releases landed on November 4, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | TI加速器 | BullShield Accelerator |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | **Every 3 weeks** | Every 2 months |
| Size | 29 MB | 88 MB |
| Requires iOS | 17.0 | **15.0** |
| Devices | iPhone, iPad, Mac | iPhone, iPad, iPod |
| Age rating | 17+ | 4+ |
| Developer | [Beijing Tianyu Interactive Network Technology Co.,ltd](https://appshunter.io/developer/1734789326) | [MSD GRADNJA DOO](https://appshunter.io/developer/1891724676) |

## What reviewers say

### TI加速器

[App page](https://appshunter.io/ios/app/ti/id6479018571)

**Features:** Apple Wallet, Vision Pro support

**In-app purchases:** none


### BullShield Accelerator

[App page](https://appshunter.io/ios/app/bullshield-accelerator/id6761840006)

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

**In-app purchases:** none


## Frequently asked questions

### Is TI加速器 free?

TI加速器 is free to download, with no in-app purchases.

### Is BullShield Accelerator free?

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

### Do TI加速器 or BullShield Accelerator have ads?

BullShield Accelerator shows ads; TI加速器 does not.

### Which is updated more often, TI加速器 or BullShield Accelerator?

TI加速器 ships an update every 3 weeks, and BullShield Accelerator every 2 months. Most recently, TI加速器 was updated on November 4, 2026 and BullShield Accelerator on October 31, 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.*