# 小团炮塔队 vs 回线：BACKTRACE

小团炮塔队 and 回线：BACKTRACE are too close to call on the numbers: across 5 compared parameters — price, ads, in-app purchases and device support among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

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

## The numbers

| Metric | 小团炮塔队 | 回线：BACKTRACE |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Size | 38 MB | 4 MB |
| Requires iOS | **14.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 12+ |
| Developer | [曦雯 王](https://appshunter.io/developer/1868852366) | [云扬 智](https://appshunter.io/developer/1891216245) |

## What reviewers say

### 小团炮塔队

[App page](https://appshunter.io/ios/app/id6759787812)

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

**In-app purchases:** none


### 回线：BACKTRACE

[App page](https://appshunter.io/ios/app/backtrace/id6797782656)

**In-app purchases:** none


## Frequently asked questions

### Is 小团炮塔队 free?

小团炮塔队 is free to download, with no in-app purchases.

### Is 回线：BACKTRACE free?

回线：BACKTRACE is free to download, with no in-app purchases.

### Do 小团炮塔队 or 回线：BACKTRACE have ads?

Neither 小团炮塔队 nor 回线：BACKTRACE shows ads.

---

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