# 变色龙英语 vs WhalesBot Controller

变色龙英语 and WhalesBot Controller are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases 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.

变色龙英语 ships an update every 4 months, WhalesBot Controller every 2 months. The most recent releases landed on September 14, 2026 and September 16, 2026 respectively.

## The numbers

| Metric | 变色龙英语 | WhalesBot Controller |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 4 months | **Every 2 months** |
| Size | 496 MB | 39 MB |
| Requires iOS | 13.0 | **12.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [xiaopeng zhang18638154707](https://appshunter.io/developer/1214236283) | [WhalesBot Technology (Shanghai) Co., Ltd.](https://appshunter.io/developer/1440552300) |

## What reviewers say

### 变色龙英语

[App page](https://appshunter.io/ios/app/id1298436761)

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

**In-app purchases:** none


### WhalesBot Controller

[App page](https://appshunter.io/ios/app/whalesbot-controller/id1473216183)

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

**In-app purchases:** none


## Frequently asked questions

### Is 变色龙英语 free?

变色龙英语 is free to download, with no in-app purchases.

### Is WhalesBot Controller free?

WhalesBot Controller is free to download, with no in-app purchases.

### Do 变色龙英语 or WhalesBot Controller have ads?

Neither 变色龙英语 nor WhalesBot Controller shows ads.

### Which is updated more often, 变色龙英语 or WhalesBot Controller?

变色龙英语 ships an update every 4 months, and WhalesBot Controller every 2 months. Most recently, 变色龙英语 was updated on September 14, 2026 and WhalesBot Controller on September 16, 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.*