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PERC Downloads & RevenuePERC · App Store

Not in any tracked top chart right now.

Updated 10 Nov 2026 · rankings refresh through the day

Developer深圳市好学多科技有限公司
CategoryEducation
PriceFree
Released
Rating★ 4.2 (11)
Version2.1.1
Age rating4+
First seen by us 1 Nov 2026
View on the App Store ↗

PERC update history & changes

Last change · 3 events since 14 Jul 2021Full timeline ↓
🆕First spotted by AppInsider📦Version 2.1.1🆕Released on the App Store
Full timeline · 3 events
  2. 🆕
    PERC first spotted by AppInsider
    China (found via developer)
  4. 📦
    PERC version 2.1.1
    音频增加了收藏功能
  6. 🆕
    PERC released on the App Store

Collected from the stores by AppInsider since we first spotted the app. Dates are when we saw each change.

Rating
4.2 ★
11 ratings
Measured

PERC on the App Store

App details

App ID
1575353864
Publisher
Shenzhen Haoxueduo Technology Co., Ltd
On the store since
Jul 2021
5 years on the store
Minimum OS
iOS 10.0+
iPhone 5 and later
Devices
iPhone · iPad
Universal purchase
Content rating
4+
Languages
1
EN
Size
52 MB
Also listed in
Books