# PolymerMIS vs VisionFeed

The clearest difference is update cadence: VisionFeed at every 6 days against PolymerMIS's every 4 months. PolymerMIS's advantage is iOS requirement (13.0 vs 26.0). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. PolymerMIS sells 2 in-app purchases, starting at $9.99 per month and VisionFeed sells 5 in-app purchases, starting at $1.99 per month. Whichever you choose, the download price is not the number that matters.

PolymerMIS ships an update every 4 months, VisionFeed every 6 days. The most recent releases landed on September 7, 2026 and September 12, 2026 respectively.

## The numbers

| Metric | PolymerMIS | VisionFeed |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 4 months | **Every 6 days** |
| Monetization | Free with in-app purchases | — |
| Size | 35 MB | 10 MB |
| Requires iOS | **13.0** | 26.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 17+ |
| Developer | [Punam Agrawal](https://appshunter.io/developer/690529166) | [Christian Menzer](https://appshunter.io/developer/1811166362) |

## What reviewers say

### PolymerMIS

[App page](https://appshunter.io/ios/app/polymermis/id690529163)

Get real-time updates on global petrochemical markets, including daily price alerts and news on crude oil, naphtha, olefins, and polyolefins. Stay informed with instant access to market reports directly on your iPhone or iPad.

**Highlights:** Daily price alerts, Real-time news updates, Market reports, Crude oil, Naphtha, Olefins, Polyolefins data, Global petrochemical market information

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| IOS PLAN | $9.99 | per month |
| IOS PLAN | $9.99 | one-time |


### VisionFeed

[App page](https://appshunter.io/ios/app/visionfeed/id6745183865)

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

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Subscription | $1.99 | per month |
| 4000 AI Credits | $1.99 | one-time |
| 10.000 AI Credits | $3.99 | one-time |
| 22.000 AI Credits | $8.99 | one-time |
| 48.000 AI Credits | $17.99 | one-time |


## Frequently asked questions

### Is PolymerMIS free?

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

### Is VisionFeed free?

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

### Do PolymerMIS or VisionFeed have ads?

Neither PolymerMIS nor VisionFeed shows ads.

### Which is updated more often, PolymerMIS or VisionFeed?

PolymerMIS ships an update every 4 months, and VisionFeed every 6 days. Most recently, PolymerMIS was updated on September 7, 2026 and VisionFeed on September 12, 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.*