# Haihaisoft Reader vs Pool Soft

The clearest difference is rating: Pool Soft at 5.0 against Haihaisoft Reader's 1.2. Haihaisoft Reader's advantage is ratings volume (5 vs 1) and iOS requirement (6.1 vs 15.6). On price, update cadence, ads and in-app purchases there is nothing between them.

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

Pool Soft holds the better App Store score, 5.0 against 1.2. That said, the two scores are not equally well evidenced: Haihaisoft Reader has 5 ratings behind it against 1, so its average is the more settled of the two.

Haihaisoft Reader ships an update every 5 months, Pool Soft every 6 months. The most recent releases landed on September 21, 2026 and September 15, 2026 respectively.

## The numbers

| Metric | Haihaisoft Reader | Pool Soft |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [1.2 (5 ratings)](https://appshunter.io/ios/app/haihaisoft-reader/id437433430/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/pool-soft/id1608679924/reviews)** |
| Number of ratings | **5** | 1 |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 5 months** | Every 6 months |
| Monetization | Free | Free |
| Size | 21 MB | 40 MB |
| Requires iOS | **6.1** | 15.6 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [海波 师](https://appshunter.io/developer/437433433) | [SUBCOMM MANAGEMENT OOD](https://appshunter.io/developer/1608680226) |

## What reviewers say

### Haihaisoft Reader

[App page](https://appshunter.io/ios/app/haihaisoft-reader/id437433430)

A free PDF reader for iOS devices that offers fast launch speeds. It can also open PDF documents protected by DRM-X 3.0. Requires iOS 6 or later.

**Highlights:** Free PDF document reader, Fast launch speed, DRM-X 3.0 protected PDF support, iOS compatibility

**Features:** macOS Compatibility

**In-app purchases:** none


### Pool Soft

[App page](https://appshunter.io/ios/app/pool-soft/id1608679924)

This app connects pool owners with service companies, providing a comprehensive history of pool maintenance. Clients receive real-time notifications and detailed reports after each visit, including measurements, chemical levels, and technician messages.

**Highlights:** Client-technician communication, Real-time visitation reports, Full pool maintenance history, Chemical and measurement tracking, Image uploads of pool status, Service company integration

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Haihaisoft Reader free?

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

### Is Pool Soft free?

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

### Which has better reviews, Haihaisoft Reader or Pool Soft?

Pool Soft is rated higher. Haihaisoft Reader averages 1.2 out of 5 from 5 ratings, while Pool Soft averages 5.0 from 1 ratings.

### Do Haihaisoft Reader or Pool Soft have ads?

Neither Haihaisoft Reader nor Pool Soft shows ads.

### Which is updated more often, Haihaisoft Reader or Pool Soft?

Haihaisoft Reader ships an update every 5 months, and Pool Soft every 6 months. Most recently, Haihaisoft Reader was updated on September 21, 2026 and Pool Soft on September 15, 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.*