# AudioCalc vs Sermon Builder AI

The clearest difference is price: Sermon Builder AI at Free against AudioCalc's $2.99. Sermon Builder AI also leads on rating (5.0 vs 3.0) and update cadence (every 2 months vs every 7 months). AudioCalc's advantage is in-app purchases (none vs 2) and iOS requirement (7.0 vs 13.0). On ratings volume, ads and device support there is nothing between them.

Sermon Builder AI is free to download; AudioCalc costs $2.99 up front. Sermon Builder AI sells 2 in-app purchases, starting at $8.99 per month. AudioCalc asks for nothing beyond the download.

Sermon Builder AI holds the better App Store score, 5.0 against 3.0. Both are backed by a comparable volume of ratings — 1 and 1 respectively.

AudioCalc ships an update every 7 months, Sermon Builder AI every 2 months. The most recent releases landed on October 8, 2026 and October 12, 2026 respectively.

## The numbers

| Metric | AudioCalc | Sermon Builder AI |
| --- | --- | --- |
| Price | $2.99 | **Free** |
| Rating | [3.0 (1 ratings)](https://appshunter.io/ios/app/audiocalc/id294447976/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/sermon-builder-ai-preaching/id6755342138/reviews)** |
| Number of ratings | 1 | 1 |
| Positive reviews | 33.3% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 7 months | **Every 2 months** |
| Monetization | Paid | **Free with in-app purchases** |
| Size | 3 MB | 89 MB |
| Requires iOS | **7.0** | 13.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Nelcea](https://appshunter.io/developer/1694672221) | [VERSELINGO COMMUNICATIONS LIMITED](https://appshunter.io/developer/1545142493) |

## What reviewers say

### AudioCalc

[App page](https://appshunter.io/ios/app/audiocalc/id294447976)

This tool provides audio-specific conversion formulas for HiFi enthusiasts, home theater buffs, and audio professionals. It includes converters for frequency, band, delay, volume, and room modes, aiding in loudspeaker positioning, EQ setup, and room acoustics. Supports both imperial and metric units.

**Highlights:** Frequency, period, and wavelength converter, Parametric EQ band setup tool, Speaker distance and delay calculator, Amplifier power calculation, Room mode response computation, Imperial and metric unit support

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

**In-app purchases:** none


### Sermon Builder AI

[App page](https://appshunter.io/ios/app/sermon-builder-ai-preaching/id6755342138)

This AI-powered assistant helps pastors and preachers prepare sermons faster. It aids in studying scripture, generating outlines, writing manuscripts, and finding illustrations, all while keeping biblical accuracy and spiritual guidance at the forefront.

**Highlights:** AI-assisted sermon generation, Title and big idea helper, Cross-reference explorer, Illustration and quote finder, Manuscript outlining, Truth and accuracy review, Biblical Preaching Course

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly | $8.99 | per month |
| Yearly | $49.99 | per year |


## Frequently asked questions

### Is AudioCalc free?

AudioCalc costs $2.99, with no in-app purchases.

### Is Sermon Builder AI free?

Sermon Builder AI is free to download, with in-app purchases available.

### Which has better reviews, AudioCalc or Sermon Builder AI?

Sermon Builder AI is rated higher. AudioCalc averages 3.0 out of 5 from 1 ratings, while Sermon Builder AI averages 5.0 from 1 ratings.

### Do AudioCalc or Sermon Builder AI have ads?

Neither AudioCalc nor Sermon Builder AI shows ads.

### Which is updated more often, AudioCalc or Sermon Builder AI?

AudioCalc ships an update every 7 months, and Sermon Builder AI every 2 months. Most recently, AudioCalc was updated on October 8, 2026 and Sermon Builder AI on October 12, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*