# HKAStro vs mint Inv

The clearest difference is in-app purchases: HKAStro at none against mint Inv's 2. HKAStro also leads on iOS requirement (13.0 vs 15.0). mint Inv's advantage is update cadence (every 5 weeks vs every 10 months). On price, ads and device support there is nothing between them.

Both are free to download. mint Inv sells 2 in-app purchases, starting at $599.00 per year. HKAStro asks for nothing beyond the download.

HKAStro ships an update every 10 months, mint Inv every 5 weeks. The most recent releases landed on September 26, 2026 and October 1, 2026 respectively.

## The numbers

| Metric | HKAStro | mint Inv |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/hkastro/id526273487/reviews)** | — |
| Number of ratings | **2** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 10 months | **Every 5 weeks** |
| Monetization | Free | — |
| Size | 120 MB | 57 MB |
| Requires iOS | **13.0** | 15.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 12+ |
| Developer | [Hong Kong Astronomical Society](https://appshunter.io/developer/526273530) | [Mint FinTech Ltd.](https://appshunter.io/developer/1701819947) |

## What reviewers say

### HKAStro

[App page](https://appshunter.io/ios/app/hkastro/id526273487)

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:** macOS Compatibility

**In-app purchases:** none


### mint Inv

[App page](https://appshunter.io/ios/app/mint-inv/id6756868921)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| MList Basic Membership Services | $599.00 | per year |
| MList Plus Membership Services | $959.00 | per year |


## Frequently asked questions

### Is HKAStro free?

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

### Is mint Inv free?

mint Inv is free to download, with in-app purchases available.

### Do HKAStro or mint Inv have ads?

Neither HKAStro nor mint Inv shows ads.

### Which is updated more often, HKAStro or mint Inv?

HKAStro ships an update every 10 months, and mint Inv every 5 weeks. Most recently, HKAStro was updated on September 26, 2026 and mint Inv on October 1, 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.*