# Help Bird vs Simple Unit Price Calculator

The clearest difference is update cadence: Simple Unit Price Calculator at every 5 weeks against Help Bird's every 37 months. Help Bird's advantage is iOS requirement (9.2 vs 13.0). On price, ads, in-app purchases and monetization model there is nothing between them.

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

Help Bird ships an update every 37 months, Simple Unit Price Calculator every 5 weeks. The most recent releases landed on November 2, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | Help Bird | Simple Unit Price Calculator |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.5 (2 ratings)](https://appshunter.io/ios/app/simple-unit-price-calculator/id6757623089/reviews)** |
| Number of ratings | — | **2** |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 37 months | **Every 5 weeks** |
| Monetization | Free | Free |
| Size | 14 MB | 19 MB |
| Requires iOS | **9.2** | 13.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Marcel Dittmann](https://appshunter.io/developer/926474087) | [Aleksandr Golodenko](https://appshunter.io/developer/1867904049) |

## What reviewers say

### Help Bird

[App page](https://appshunter.io/ios/app/help-bird/id1079800940)

This app allows you to quickly notify pre-selected contacts about an emergency situation. It sends an SMS or iMessage with your current location to ensure your message is seen by helpers.

**Highlights:** Emergency contact notification, SMS/iMessage alerts, Current location sharing, Quick assistance request, Pre-selected helper list

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

**In-app purchases:** none


### Simple Unit Price Calculator

[App page](https://appshunter.io/ios/app/simple-unit-price-calculator/id6757623089)

Easily compare the cost-effectiveness of different products by calculating their price per unit. This tool supports various units of measurement and highlights the best value option, making shopping smarter.

**Highlights:** Compare up to 10 products, Calculate price per unit, Supports metric and US units, Highlights best value, Works offline, Light and dark themes

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

**In-app purchases:** none


## Frequently asked questions

### Is Help Bird free?

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

### Is Simple Unit Price Calculator free?

Simple Unit Price Calculator is free to download, with no in-app purchases.

### Do Help Bird or Simple Unit Price Calculator have ads?

Neither Help Bird nor Simple Unit Price Calculator shows ads.

### Which is updated more often, Help Bird or Simple Unit Price Calculator?

Help Bird ships an update every 37 months, and Simple Unit Price Calculator every 5 weeks. Most recently, Help Bird was updated on November 2, 2026 and Simple Unit Price Calculator on October 31, 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.*