# Sell.Source vs POLYTREND APP

The clearest difference is in-app purchases: Sell.Source at none against POLYTREND APP's 6. Sell.Source also leads on iOS requirement (12.0 vs 16.6). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. POLYTREND APP sells 6 one-off in-app purchases. Sell.Source asks for nothing beyond the download.

Sell.Source ships an update every 2 months, POLYTREND APP monthly. The most recent releases landed on October 6, 2026 and September 30, 2026 respectively.

## The numbers

| Metric | Sell.Source | POLYTREND APP |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 2 months | **Monthly** |
| Monetization | — | Free |
| Size | 28 MB | 44 MB |
| Requires iOS | **12.0** | 16.6 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [SPCX PRIVATE LIMITED](https://appshunter.io/developer/1622946592) | [POLYTREND](https://appshunter.io/developer/1756034375) |

## What reviewers say

### Sell.Source

[App page](https://appshunter.io/ios/app/sellsource/id1622946590)

**Features:** macOS Compatibility

**In-app purchases:** none


### POLYTREND APP

[App page](https://appshunter.io/ios/app/polytrend-app/id6523417672)

This B2B marketplace connects buyers and sellers in the Indian plastic and polymer industry. Find daily updated prices, news, and connect with suppliers for raw materials, job work, machinery, and transport.

**Highlights:** Daily polymer price updates, Plastic & polymer B2B platform, Connect buyers and sellers, Job work and transport connections, Machinery marketplace, Market trends and predictions

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

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Test Plan | $0.99 | one-time |
| Application Plan | $3.99 | one-time |
| App + WhatsApp Plan | $4.99 | one-time |
| Application Plan | $34.99 | one-time |
| App + WhatsApp Plan | $39.99 | one-time |
| All-in-one Full App access: | $49.99 | one-time |


## Frequently asked questions

### Is Sell.Source free?

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

### Is POLYTREND APP free?

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

### Do Sell.Source or POLYTREND APP have ads?

Neither Sell.Source nor POLYTREND APP shows ads.

### Which is updated more often, Sell.Source or POLYTREND APP?

Sell.Source ships an update every 2 months, and POLYTREND APP monthly. Most recently, Sell.Source was updated on October 6, 2026 and POLYTREND APP on September 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.*