# Quantgym vs King Research

The clearest difference is in-app purchases: King Research at none against Quantgym's 1. King Research also leads on update cadence (fortnightly vs every 4 months) and iOS requirement (13.0 vs 15.1). On price, ads and device support there is nothing between them.

Both are free to download. Quantgym sells 1 one-off in-app purchase. King Research asks for nothing beyond the download.

Quantgym ships an update every 4 months, King Research fortnightly. The most recent releases landed on September 14, 2026 and August 28, 2026 respectively.

## The numbers

| Metric | Quantgym | King Research |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | — | 84.6% of reviews |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 4 months | **Fortnightly** |
| Monetization | — | Free |
| Size | 52 MB | 54 MB |
| Requires iOS | 15.1 | **13.0** |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 17+ |
| Developer | [TagMango Inc](https://appshunter.io/developer/1611765353) | [Vijay Sahu](https://appshunter.io/developer/1895810175) |

## What reviewers say

### Quantgym

[App page](https://appshunter.io/ios/app/quantgym/id1645063953)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Subhadip Nandy | $49.99 | one-time |


### King Research

[App page](https://appshunter.io/ios/app/king-research/id6503350906)

Learn investing fundamentals with this app. Discover strong stocks, analyze companies, and enhance trading skills through educational videos and daily alerts. Get ahead with advanced prediction notifications.

**Highlights:** Stock filtering and discovery, In-depth stock analysis, Educational videos, Daily stock alerts, Event and webinar updates, Advance prediction alerts

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Quantgym free?

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

### Is King Research free?

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

### Do Quantgym or King Research have ads?

Neither Quantgym nor King Research shows ads.

### Which is updated more often, Quantgym or King Research?

Quantgym ships an update every 4 months, and King Research fortnightly. Most recently, Quantgym was updated on September 14, 2026 and King Research on August 28, 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.*