Comparison

Ackmove vs QY STEM

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head

★ 1.01 ratingsView app →

About

Ackmove

Features

Read full description

1,APP can control Switch,Water Pump,Fan, Floor Fan,Fan light, Light and other devices. 2,APP need bluetooth permission and send Advertising command. 3,Multiple APPs and controllers can send command synchronously.

About

QY STEM

This offline programming application is designed for competitive programming. It offers a dedicated environment for users to practice and prepare for coding competitions.

Highlights

Offline programming environment
Competition preparation
Dedicated coding practice
Supports multiple devices

Features

Read full description

QY-STEM is a dedicated offline programming APP for competition

Screenshots

Ackmove4 screens

QY STEM4 screens

Verdict

The call

The clearest difference is update cadence: QY STEM at every 6 weeks against Ackmove's every 8 months. On price, ads, in-app purchases and device support there is nothing between them.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

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

UpkeepUpdate frequency

Ackmove ships an update every 8 months, QY STEM every 6 weeks. The most recent releases landed on September 25, 2026 and October 4, 2026 respectively.

Scorecard1 real difference · 9 level

Ackmove versus QY STEM: the parameters behind the verdict, then further details
Parameter	Ackmove	QY STEM
Price	Free	Free
Rating	—	1.0 (1 ratings) — better
Positive reviews	—	100.0% of reviews
Number of ratings	—	1 — better
Update frequency	Every 8 months	Every 6 weeks — better
Ads	No	No
In-app purchases	No	No
Monetization	—	Free
Devices	iPhone, iPad, iPod	iPhone, iPad, iPod
Requires iOS	12	12.0
Further details — not scored
Size	29 MB	137 MB
Age rating	4+	4+
Developer	Foshan Shumi Technology Co., Ltd.	广东群宇互动科技有限公司

In-app purchases

None

Ackmove

No in-app purchases

None

QY STEM

No in-app purchases

Questions

Is Ackmove free?

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

Is QY STEM free?

QY STEM is free to download, with no in-app purchases.

Do Ackmove or QY STEM have ads?

Neither Ackmove nor QY STEM shows ads.

Which is updated more often, Ackmove or QY STEM?

Ackmove ships an update every 8 months, and QY STEM every 6 weeks. Most recently, Ackmove was updated on September 25, 2026 and QY STEM on October 4, 2026.