# ISPOR vs decidex

The clearest difference is ads: decidex at none against ISPOR's shown. decidex also leads on update cadence (every 5 days vs every 28 months) and iOS requirement (13.0 vs 16.4). On price, 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.

ISPOR ships an update every 28 months, decidex every 5 days. The most recent releases landed on October 24, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | ISPOR | decidex |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[1.0 (1 ratings)](https://appshunter.io/ios/app/ispor/id6447532773/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | Every 28 months | **Every 5 days** |
| Size | 50 MB | 24 MB |
| Requires iOS | 16.4 | **13.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [INTERNATIONAL SOCIETY FOR PHARMACOECONOMICS & OUTCOMES RESEARCH, INC](https://appshunter.io/developer/1459179099) | [PO CHOU KUNG](https://appshunter.io/developer/1821066442) |

## What reviewers say

### ISPOR

[App page](https://appshunter.io/ios/app/ispor/id6447532773)

**In-app purchases:** none


### decidex

[App page](https://appshunter.io/ios/app/decidex/id6761548533)

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

**In-app purchases:** none


## Frequently asked questions

### Is ISPOR free?

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

### Is decidex free?

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

### Do ISPOR or decidex have ads?

ISPOR shows ads; decidex does not.

### Which is updated more often, ISPOR or decidex?

ISPOR ships an update every 28 months, and decidex every 5 days. Most recently, ISPOR was updated on October 24, 2026 and decidex on October 25, 2026.

---

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