# AI eChallan vs TaxSmart Calculator

The clearest difference is update cadence: AI eChallan at every 3 weeks against TaxSmart Calculator's every 18 months. On price, ads, in-app purchases and device support there is nothing between them.

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

AI eChallan ships an update every 3 weeks, TaxSmart Calculator every 18 months. The most recent releases landed on November 4, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | AI eChallan | TaxSmart Calculator |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Every 18 months |
| Monetization | — | Free |
| Size | 55 MB | 20 MB |
| Requires iOS | 15.1 | **15.0** |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 17+ |
| Developer | [BELTECH ARTIFICIAL INTELLIGENCE PRIVATE LIMITED](https://appshunter.io/developer/1646591679) | [Upgrowth Marketing](https://appshunter.io/developer/1796691613) |

## What reviewers say

### AI eChallan

[App page](https://appshunter.io/ios/app/ai-echallan/id6473402647)

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

**In-app purchases:** none


### TaxSmart Calculator

[App page](https://appshunter.io/ios/app/taxsmart-calculator-simplify/id6743329099)

This application simplifies financial calculations for taxes and investments. It offers tools for GST, income tax, SIP, TDS, and various other financial planning needs. Stay informed with integrated financial news.

**Highlights:** GST calculation, Income tax estimation, SIP planning, TDS calculation, FD, PPF, EPF calculations, EMI and Gratuity calculator, Financial news updates

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

**In-app purchases:** none


## Frequently asked questions

### Is AI eChallan free?

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

### Is TaxSmart Calculator free?

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

### Do AI eChallan or TaxSmart Calculator have ads?

Neither AI eChallan nor TaxSmart Calculator shows ads.

### Which is updated more often, AI eChallan or TaxSmart Calculator?

AI eChallan ships an update every 3 weeks, and TaxSmart Calculator every 18 months. Most recently, AI eChallan was updated on November 4, 2026 and TaxSmart Calculator on October 30, 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.*