# MantisApp vs Hayward ProChem

The clearest difference is in-app purchases: Hayward ProChem at none against MantisApp's 6. MantisApp's advantage is update cadence (every 2 months vs every 12 months). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. MantisApp sells 6 in-app purchases, starting at $0.99 per month. Hayward ProChem asks for nothing beyond the download.

MantisApp ships an update every 2 months, Hayward ProChem every 12 months. The most recent releases landed on November 1, 2026 and October 27, 2026 respectively.

## The numbers

| Metric | MantisApp | Hayward ProChem |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[2.3 (3 ratings)](https://appshunter.io/ios/app/mantisapp-mantis-bug-tracker/id730843063/reviews)** | — |
| Number of ratings | **3** | — |
| Positive reviews | 29.2% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 2 months** | Every 12 months |
| Monetization | Free with in-app purchases | — |
| Size | 8 MB | 43 MB |
| Requires iOS | 17.0 | **16.6** |
| Devices | **iPhone, iPad, Mac** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Lars Bergelt](https://appshunter.io/developer/294176951) | [Sugar Valley SL](https://appshunter.io/developer/1261269715) |

## What reviewers say

### MantisApp

[App page](https://appshunter.io/ios/app/mantisapp-mantis-bug-tracker/id730843063)

Access and manage your MantisBT bug tracking system from your iPhone or iPad. View, create, edit, and comment on issues, and manage attachments. Additional features like unlimited issues and search are available via in-app purchase.

**Highlights:** Manage multiple MantisBT servers/accounts, View issue attachments, Create, edit, and comment on issues, View related issues, Unlimited issues (in-app purchase), Search issues (in-app purchase)

**Features:** Vision Pro support, iPhone Duo support

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| MantisApp Pro – Monthly | $0.99 | per month |
| MantisApp Pro – Yearly | $4.99 | per year |
| Small Tip | $1.99 | one-time |
| Medium Tip | $3.99 | one-time |
| Large Tip | $8.99 | one-time |
| MantisApp Pro – Lifetime | $12.99 | one-time |


### Hayward ProChem

[App page](https://appshunter.io/ios/app/hayward-prochem/id6472174175)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is MantisApp free?

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

### Is Hayward ProChem free?

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

### Do MantisApp or Hayward ProChem have ads?

Neither MantisApp nor Hayward ProChem shows ads.

### Which is updated more often, MantisApp or Hayward ProChem?

MantisApp ships an update every 2 months, and Hayward ProChem every 12 months. Most recently, MantisApp was updated on November 1, 2026 and Hayward ProChem on October 27, 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.*