# IISS Events vs Intel121

The clearest difference is update cadence: Intel121 at every 3 weeks against IISS Events's every 3 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.

IISS Events ships an update every 3 months, Intel121 every 3 weeks. The most recent releases landed on October 27, 2026 and October 29, 2026 respectively.

## The numbers

| Metric | IISS Events | Intel121 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 3 weeks** |
| Size | 58 MB | 9 MB |
| Requires iOS | 16.6 | **15.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 17+ | 12+ |
| Developer | [International Institute for Strategic Studies Ltd](https://appshunter.io/developer/497937272) | [Intel121 LLC](https://appshunter.io/developer/6795765814) |

## What reviewers say

### IISS Events

[App page](https://appshunter.io/ios/app/iiss-events/id1588104841)

**Features:** macOS Compatibility, Apple Wallet

**In-app purchases:** none


### Intel121

[App page](https://appshunter.io/ios/app/intel121/id6795765812)

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

**In-app purchases:** none


## Frequently asked questions

### Is IISS Events free?

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

### Is Intel121 free?

Intel121 is free to download, with no in-app purchases.

### Do IISS Events or Intel121 have ads?

Neither IISS Events nor Intel121 shows ads.

### Which is updated more often, IISS Events or Intel121?

IISS Events ships an update every 3 months, and Intel121 every 3 weeks. Most recently, IISS Events was updated on October 27, 2026 and Intel121 on October 29, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*