# Tortoise vs 中控控制系统

The clearest difference is price: 中控控制系统 at Free against Tortoise's $1.99. 中控控制系统 also leads on device support (3 vs 1) and iOS requirement (11.0 vs 16.0). On update cadence, ads and in-app purchases there is nothing between them.

中控控制系统 is free to download; Tortoise costs $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Tortoise ships an update every 4 months, 中控控制系统 every 3 months. The most recent releases landed on October 16, 2026 and September 28, 2026 respectively.

## The numbers

| Metric | Tortoise | 中控控制系统 |
| --- | --- | --- |
| Price | $1.99 | **Free** |
| Rating | **[2.5 (2 ratings)](https://appshunter.io/ios/app/tortoise-keep-tracking/id1127680609/reviews)** | — |
| Number of ratings | **2** | — |
| Positive reviews | 63.3% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 4 months | **Every 3 months** |
| Monetization | Paid | — |
| Size | 25 MB | 110 MB |
| Requires iOS | 16.0 | **11.0** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [叶祺 顾](https://appshunter.io/developer/1127680608) | [付海 叶](https://appshunter.io/developer/1156347069) |

## What reviewers say

### Tortoise

[App page](https://appshunter.io/ios/app/tortoise-keep-tracking/id1127680609)

This app helps you meticulously track the growth and health of your pet turtles. Record key measurements, feeding habits, and visual progress with photos and videos. Manage multiple pets and set reminders for care tasks to ensure optimal health.

**Highlights:** Record weight and measurements, Log feeding habits, Store photos and videos, Generate growth charts, Manage multiple turtles, Set care reminders

**In-app purchases:** none


### 中控控制系统

[App page](https://appshunter.io/ios/app/id1156347070)

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

**In-app purchases:** none


## Frequently asked questions

### Is Tortoise free?

Tortoise costs $1.99, with no in-app purchases.

### Is 中控控制系统 free?

中控控制系统 is free to download, with no in-app purchases.

### Do Tortoise or 中控控制系统 have ads?

Neither Tortoise nor 中控控制系统 shows ads.

### Which is updated more often, Tortoise or 中控控制系统?

Tortoise ships an update every 4 months, and 中控控制系统 every 3 months. Most recently, Tortoise was updated on October 16, 2026 and 中控控制系统 on September 28, 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.*