# Average Calculator vs Helperbird

The clearest difference is review sentiment: Helperbird at 60% against Average Calculator's 0%. Helperbird also leads on price (Free vs $0.99) and rating (4.5 vs 1.0). Average Calculator's advantage is iOS requirement (12.0 vs 15.0). On ads, in-app purchases and device support there is nothing between them.

Helperbird is free to download; Average Calculator costs $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Helperbird holds the better App Store score, 4.5 against 1.0. That said, the two scores are not equally well evidenced: Helperbird has 8 ratings behind it against 1, so its average is the more settled of the two. Written reviews point the same way: 0% of Average Calculator's written reviews are positive against 60% of Helperbird's.

Average Calculator ships an update every 13 months, Helperbird fortnightly. The most recent releases landed on September 14, 2026 and September 8, 2026 respectively.

## The numbers

| Metric | Average Calculator | Helperbird |
| --- | --- | --- |
| Price | $0.99 | **Free** |
| Rating | [1.0 (1 ratings)](https://appshunter.io/ios/app/average-calculator/id305616149/reviews) | **[4.5 (8 ratings)](https://appshunter.io/ios/app/helperbird/id1589138053/reviews)** |
| Number of ratings | 1 | **8** |
| Positive reviews | 0.0% of reviews | **60.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 13 months | **Fortnightly** |
| Monetization | Paid | **Free** |
| Size | 1 MB | 41 MB |
| Requires iOS | **12.0** | 15.0 |
| Devices | iPhone, iPad, iPod | **iPhone, iPad, iPod, Mac** |
| Age rating | 4+ | 4+ |
| Developer | [Piet Jonas](https://appshunter.io/developer/288060167) | [Coffee & Fun LLC](https://appshunter.io/developer/1589138055) |

## What reviewers say

### Average Calculator

[App page](https://appshunter.io/ios/app/average-calculator/id305616149)

This app calculates various statistical measures including arithmetic mean, geometric mean, harmonic mean, standard deviation, and confidence interval for a given set of numbers. Results can be easily shared via email.

**Highlights:** Arithmetic mean calculation, Geometric mean calculation, Harmonic mean calculation, Standard deviation calculation, Confidence interval calculation, Email results

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

**In-app purchases:** none


### Helperbird

[App page](https://appshunter.io/ios/app/helperbird/id1589138053)

Enhance reading and writing with advanced tools for dyslexia and accessibility. Features include voice typing, immersive reading, and customizable text settings to make web content easier to access and understand for all users.

**Highlights:** Immersive Reader, Dyslexia support, Voice typing, Reading mode, Text customization, Summarize content, OCR screenshot reader

**Features:** Safari Extension, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Average Calculator free?

Average Calculator costs $0.99, with no in-app purchases.

### Is Helperbird free?

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

### Which has better reviews, Average Calculator or Helperbird?

Helperbird is rated higher. Average Calculator averages 1.0 out of 5 from 1 ratings, while Helperbird averages 4.5 from 8 ratings.

### Do Average Calculator or Helperbird have ads?

Neither Average Calculator nor Helperbird shows ads.

### Which is updated more often, Average Calculator or Helperbird?

Average Calculator ships an update every 13 months, and Helperbird fortnightly. Most recently, Average Calculator was updated on September 14, 2026 and Helperbird on September 8, 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.*