# Bilzo vs Reverse GST Calculator

The clearest difference is in-app purchases: Bilzo at none against Reverse GST Calculator's 1. Reverse GST Calculator's advantage is update cadence (every 5 days vs every 5 months) and iOS requirement (13.0 vs 17.6). On price, ads and device support there is nothing between them.

Both are free to download. Reverse GST Calculator sells 1 one-off in-app purchase. Bilzo asks for nothing beyond the download.

Bilzo ships an update every 5 months, Reverse GST Calculator every 5 days. The most recent releases landed on September 8, 2026 and September 22, 2026 respectively.

## The numbers

| Metric | Bilzo | Reverse GST Calculator |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/reverse-gst-calculator/id6741728825/reviews)** |
| Number of ratings | — | **1** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 5 months | **Every 5 days** |
| Monetization | — | Free |
| Size | 27 MB | 34 MB |
| Requires iOS | 17.6 | **13.0** |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [BILZO LABS LLP](https://appshunter.io/developer/1534859463) | [Bharti Palsana](https://appshunter.io/developer/1784473301) |

## What reviewers say

### Bilzo

[App page](https://appshunter.io/ios/app/bilzo/id1534859461)

**In-app purchases:** none


### Reverse GST Calculator

[App page](https://appshunter.io/ios/app/reverse-gst-calculator/id6741728825)

Instantly calculate Goods and Services Tax (GST) on sales or purchases. This tool helps users find accurate GST amounts, including a reverse calculation to determine the original price before tax. It's designed for quick and effortless tax computations.

**Highlights:** Instant GST calculation, Add or remove GST easily, Reverse GST calculator, Accurate tax breakdown, Supports different tax rates, Simple and user-friendly interface

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Lifetime | $0.99 | one-time |


## Frequently asked questions

### Is Bilzo free?

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

### Is Reverse GST Calculator free?

Reverse GST Calculator is free to download, with in-app purchases available.

### Do Bilzo or Reverse GST Calculator have ads?

Neither Bilzo nor Reverse GST Calculator shows ads.

### Which is updated more often, Bilzo or Reverse GST Calculator?

Bilzo ships an update every 5 months, and Reverse GST Calculator every 5 days. Most recently, Bilzo was updated on September 8, 2026 and Reverse GST Calculator on September 22, 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.*