# Orenda vs InProcess

The clearest difference is price: Orenda at Free against InProcess's $1.99. Orenda also leads on ratings volume (476 vs 3). InProcess's advantage is update cadence (weekly vs monthly) and rating (5.0 vs 4.7). On ads, in-app purchases and device support there is nothing between them.

Orenda is free to download; InProcess costs $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.

InProcess holds the better App Store score, 5.0 against 4.7. That said, the two scores are not equally well evidenced: Orenda has 476 ratings behind it against 3, so its average is the more settled of the two.

Orenda ships an update monthly, InProcess weekly. The most recent releases landed on September 24, 2026 and September 21, 2026 respectively.

## The numbers

| Metric | Orenda | InProcess |
| --- | --- | --- |
| Price | **Free** | $1.99 |
| Rating | [4.7 (476 ratings)](https://appshunter.io/ios/app/orenda/id1171005221/reviews) | **[5.0 (3 ratings)](https://appshunter.io/ios/app/inprocess/id6746165587/reviews)** |
| Number of ratings | **476** | 3 |
| Positive reviews | 82.6% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Monthly | **Weekly** |
| Monetization | **Free** | Paid |
| Size | 78 MB | 27 MB |
| Requires iOS | 15.0 | **12.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Hasa Inc.](https://appshunter.io/developer/1713193810) | [Gabriel Kosachuk](https://appshunter.io/developer/1815527809) |

## What reviewers say

### Orenda

[App page](https://appshunter.io/ios/app/orenda/id1171005221)

This app helps you master pool chemistry by accurately calculating chemical dosages and balancing water based on the LSI. It offers a user-friendly experience for both novices and professionals, including a volume estimator and educational videos.

**Highlights:** Chemical dosing calculator, LSI water balancing, Pool volume estimator, User-friendly interface, Educational videos

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

**In-app purchases:** none

**What reviewers like**

- 🚀 Easy to use
- 💡 Helpful for pool maintenance
- 🚀 Simplifies pool chemistry
- 👍 Provides valuable information
- 👍 Great educational resources

**What reviewers complain about**

- 🐛 Issues with updating desired levels
- 🐛 Metric system not working properly
- 🐛 Difficult to input readings
- 🐛 Lack of history/logging functionality

**Reported bugs**

- Desired levels changing when inputting current values
- Metric system not functioning as expected
- Slider feature for inputting readings is slow and frustrating
- App not optimized for all iPhone screen sizes

**Requested features**

- Ability to save pool volume and desired levels
- Option to log pool history and track trends
- Integration with pool chemical monitors
- Ability to set custom chemical concentrations
- Support for more languages (e.g., Chinese)


### InProcess

[App page](https://appshunter.io/ios/app/inprocess/id6746165587)

Streamline calculations for heat input and travel speed during critical welding processes. This tool combines calculator and stopwatch functions with live updates, reducing errors and enabling faster reporting.

**Highlights:** Heat input (kJ) calculator, Travel speed (IPM) calculator, Simultaneous stopwatches, Weld Monitor Log, Offline functionality

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

**In-app purchases:** none


## Frequently asked questions

### Is Orenda free?

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

### Is InProcess free?

InProcess costs $1.99, with no in-app purchases.

### Which has better reviews, Orenda or InProcess?

InProcess is rated higher. Orenda averages 4.7 out of 5 from 476 ratings, while InProcess averages 5.0 from 3 ratings.

### Do Orenda or InProcess have ads?

Neither Orenda nor InProcess shows ads.

### Which is updated more often, Orenda or InProcess?

Orenda ships an update monthly, and InProcess weekly. Most recently, Orenda was updated on September 24, 2026 and InProcess on September 21, 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.*