# DEC vs JustPay Pro

The clearest difference is in-app purchases: JustPay Pro at none against DEC's 1. JustPay Pro also leads on update cadence (every 4 days vs fortnightly). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. DEC sells 1 in-app purchase, starting at $29.99 per month. JustPay Pro asks for nothing beyond the download.

DEC ships an update fortnightly, JustPay Pro every 4 days. The most recent releases landed on November 3, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | DEC | JustPay Pro |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.0 (2 ratings)](https://appshunter.io/ios/app/dec-fund/id1525402192/reviews)** | — |
| Number of ratings | **2** | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Fortnightly | **Every 4 days** |
| Monetization | Freemium | — |
| Size | 29 MB | 38 MB |
| Requires iOS | **14.0** | 15.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Gwop Investment Management LLC](https://appshunter.io/developer/1525402194) | [Codahead](https://appshunter.io/developer/1609280001) |

## What reviewers say

### DEC

[App page](https://appshunter.io/ios/app/dec-fund/id1525402192)

This finance app offers investment strategies leveraging quantitative, event-driven, and global macro approaches. It focuses on understanding business fundamentals and market dynamics using sophisticated financial algorithms to enhance partner capital.

**Highlights:** Quantitative investment strategies, Event-driven investment, Global macro strategies, Proactive risk management, Financial algorithms and models, Business fundamentals analysis

**Features:** macOS Compatibility, Family Sharing

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| GMARKET ANALYTICS | $29.99 | per month |


### JustPay Pro

[App page](https://appshunter.io/ios/app/justpay-pro/id6745096987)

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

**In-app purchases:** none


## Frequently asked questions

### Is DEC free?

DEC is free to download, with in-app purchases available.

### Is JustPay Pro free?

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

### Do DEC or JustPay Pro have ads?

Neither DEC nor JustPay Pro shows ads.

### Which is updated more often, DEC or JustPay Pro?

DEC ships an update fortnightly, and JustPay Pro every 4 days. Most recently, DEC was updated on November 3, 2026 and JustPay Pro 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.*