# ChainThink vs ELYS

The clearest difference is iOS requirement: ChainThink at 13.0 against ELYS's 15.1. On price, update cadence, ads and in-app purchases there is nothing between them.

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

ChainThink ships an update every 3 weeks, ELYS monthly. The most recent releases landed on September 14, 2026 and September 16, 2026 respectively.

## The numbers

| Metric | ChainThink | ELYS |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/elys/id6749932365/reviews)** |
| Number of ratings | — | **1** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Monthly |
| Monetization | — | Free |
| Size | 65 MB | 25 MB |
| Requires iOS | **13.0** | 15.1 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Shenzhen Aurora Matrix Technology Co., Ltd](https://appshunter.io/developer/1817133863) | [Evolutyz](https://appshunter.io/developer/1251906202) |

## What reviewers say

### ChainThink

[App page](https://appshunter.io/ios/app/chainthink/id6746481384)

**In-app purchases:** none


### ELYS

[App page](https://appshunter.io/ios/app/elys/id6749932365)

Preserve your memories, messages, and important documents for loved ones to receive at future dates. Schedule heartfelt content to be delivered on special occasions or whenever you wish, ensuring your legacy of love and wisdom endures.

**Highlights:** Schedule message delivery, Attach photos and videos, Secure content storage, Intuitive interface, Legacy planning, Future content delivery

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

**In-app purchases:** none


## Frequently asked questions

### Is ChainThink free?

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

### Is ELYS free?

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

### Do ChainThink or ELYS have ads?

Neither ChainThink nor ELYS shows ads.

### Which is updated more often, ChainThink or ELYS?

ChainThink ships an update every 3 weeks, and ELYS monthly. Most recently, ChainThink was updated on September 14, 2026 and ELYS on September 16, 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.*