# ISLEC vs Zero1 by Zerodha

The clearest difference is update cadence: Zero1 by Zerodha at every 3 weeks against ISLEC's every 7 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.

ISLEC ships an update every 7 months, Zero1 by Zerodha every 3 weeks. The most recent releases landed on October 16, 2026 and October 14, 2026 respectively.

## The numbers

| Metric | ISLEC | Zero1 by Zerodha |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 7 months | **Every 3 weeks** |
| Size | 10 MB | 46 MB |
| Requires iOS | **12.1** | 13.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 17+ |
| Developer | [LRR Technologies (Hyderabad) Private Limited](https://appshunter.io/developer/1120119116) | [Learnapp Technologies Private Limited](https://appshunter.io/developer/1669494158) |

## What reviewers say

### ISLEC

[App page](https://appshunter.io/ios/app/islec/id1661137401)

**Features:** macOS Compatibility

**In-app purchases:** none


### Zero1 by Zerodha

[App page](https://appshunter.io/ios/app/zero1-by-zerodha/id6737311395)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is ISLEC free?

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

### Is Zero1 by Zerodha free?

Zero1 by Zerodha is free to download, with no in-app purchases.

### Do ISLEC or Zero1 by Zerodha have ads?

Neither ISLEC nor Zero1 by Zerodha shows ads.

### Which is updated more often, ISLEC or Zero1 by Zerodha?

ISLEC ships an update every 7 months, and Zero1 by Zerodha every 3 weeks. Most recently, ISLEC was updated on October 16, 2026 and Zero1 by Zerodha on October 14, 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.*