# HachiCalendar2 Pro vs Good Survey

The clearest difference is rating: HachiCalendar2 Pro at 3.6 against Good Survey's 2.5. HachiCalendar2 Pro also leads on ratings volume (27 vs 2) and review sentiment (50% vs 38%). Good Survey's advantage is in-app purchases (none vs 2) and iOS requirement (13.0 vs 16.1). On price, update cadence, ads and device support there is nothing between them.

HachiCalendar2 Pro costs $1.99 and Good Survey $1.99 up front. HachiCalendar2 Pro sells 2 one-off in-app purchases. Good Survey asks for nothing beyond the download.

HachiCalendar2 Pro holds the better App Store score, 3.6 against 2.5. That said, the two scores are not equally well evidenced: HachiCalendar2 Pro has 27 ratings behind it against 2, so its average is the more settled of the two. Written reviews point the same way: 50% of HachiCalendar2 Pro's written reviews are positive against 38% of Good Survey's.

HachiCalendar2 Pro ships an update fortnightly, Good Survey monthly. Both last shipped on November 6, 2026.

## The numbers

| Metric | HachiCalendar2 Pro | Good Survey |
| --- | --- | --- |
| Price | $1.99 | $1.99 |
| Rating | **[3.6 (27 ratings)](https://appshunter.io/ios/app/hachicalendar2-pro/id380105927/reviews)** | [2.5 (2 ratings)](https://appshunter.io/ios/app/good-survey/id1093733473/reviews) |
| Number of ratings | **27** | 2 |
| Positive reviews | **50.0% of reviews** | 38.1% of reviews |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Fortnightly** | Monthly |
| Monetization | **Free with in-app purchases** | Paid |
| Size | 44 MB | 23 MB |
| Requires iOS | 16.1 | **13.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [加明 严](https://appshunter.io/developer/372968860) | [Shin Jong soon](https://appshunter.io/developer/1093733472) |

## What reviewers say

### HachiCalendar2 Pro

[App page](https://appshunter.io/ios/app/hachicalendar2-pro/id380105927)

This app combines calendar, to-do lists, and an AI assistant for seamless organization. Manage events as tasks, utilize AI for scheduling, and keep key dates visible with floating countdown cards. It offers detailed time insights and supports multiple calendar systems.

**Highlights:** Infinite vertical scrolling, Events as to-dos, Integrated AI assistant, Floating countdown cards, Time insights & analytics, Quick voice input, Gregorian/Lunar calendar support

**Features:** macOS Compatibility, iPhone Duo support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| New Year Theme Pack | $1.99 | one-time |
| Weather Theme Pack | $2.99 | one-time |


### Good Survey

[App page](https://appshunter.io/ios/app/good-survey/id1093733473)

This measurement application simplifies surveying tasks without needing external devices. It offers extensive language support and provides immediate calculations for ground level, height differences, and coordinate geometry. Data can be saved as Excel files or shared directly.

**Highlights:** Level measurement with immediate ground level display, Automatic height difference calculation, Coordinate geometry calculations, Distance and azimuth calculation, Data export to Excel, Multi-language support (41 languages)

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

**In-app purchases:** none


## Frequently asked questions

### Is HachiCalendar2 Pro free?

HachiCalendar2 Pro costs $1.99, and also offers in-app purchases.

### Is Good Survey free?

Good Survey costs $1.99, with no in-app purchases.

### Which has better reviews, HachiCalendar2 Pro or Good Survey?

HachiCalendar2 Pro is rated higher. HachiCalendar2 Pro averages 3.6 out of 5 from 27 ratings, while Good Survey averages 2.5 from 2 ratings.

### Do HachiCalendar2 Pro or Good Survey have ads?

Neither HachiCalendar2 Pro nor Good Survey shows ads.

### Which is updated more often, HachiCalendar2 Pro or Good Survey?

HachiCalendar2 Pro ships an update fortnightly, and Good Survey monthly. Most recently, HachiCalendar2 Pro was updated on November 6, 2026 and Good Survey on November 6, 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.*