Comparison

HKAStro vs 认识天文知识

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

Head to head

HKAStro

Free

📚 Education

★ 5.02 ratingsView app →

About

HKAStro

This educational app delivers local astronomical news, event updates, and weather forecasts. It includes helpful tools like a polar scope and moon phase tracker for stargazing enthusiasts.

Highlights

Local astronomical news
Event information
Weather forecasts
Polar Scope tool
Moon Phase tracker
Flashlight feature

Features

Read full description

This mobile app is provided by the Hong Kong Astronomical Society, aims to provide users with the latest local astronomical news, activities, weather forecast information, and provides useful features such as Polar Scope, Moon Phase, Flashlight, etc.

About

认识天文知识

Features

Read full description

认识天文知识是一款识物启蒙应用。应用提供丰富的实物和彩图。标准普通话发音。使用认知卡认识天文知识为你启迪智慧。

Screenshots

HKAStro4 screens

认识天文知识3 screens

Verdict

The call

The clearest difference is update cadence: HKAStro at every 10 months against 认识天文知识's every 27 months. 认识天文知识's advantage is iOS requirement (10.1 vs 13.0). 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

HKAStro ships an update every 10 months, 认识天文知识 every 27 months. The most recent releases landed on October 23, 2026 and October 3, 2026 respectively.

Scorecard2 real differences · 8 level

HKAStro versus 认识天文知识: the parameters behind the verdict, then further details
Parameter	HKAStro	认识天文知识
Price	Free	Free
Rating	5.0 (2 ratings) — better	—
Positive reviews	100.0% of reviews	—
Number of ratings	2 — better	—
Update frequency	Every 10 months — better	Every 27 months
Ads	No	No
In-app purchases	No	No
Monetization	Free	—
Devices	iPhone, iPad, iPod	iPhone, iPad, iPod
Requires iOS	13.0	10.1 — better
Further details — not scored
Size	120 MB	33 MB
Age rating	4+	4+
Developer	Hong Kong Astronomical Society	运涛余

In-app purchases

None

HKAStro

No in-app purchases

None

认识天文知识

No in-app purchases

Questions

Is HKAStro free?

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

Is 认识天文知识 free?

认识天文知识 is free to download, with no in-app purchases.

Do HKAStro or 认识天文知识 have ads?

Neither HKAStro nor 认识天文知识 shows ads.

Which is updated more often, HKAStro or 认识天文知识?

HKAStro ships an update every 10 months, and 认识天文知识 every 27 months. Most recently, HKAStro was updated on October 23, 2026 and 认识天文知识 on October 3, 2026.