# Pacifichem 2025 vs IMC21

Pacifichem 2025 and IMC21 are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Both ship on a similar rhythm, roughly weekly. The most recent releases landed on November 3, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | Pacifichem 2025 | IMC21 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Weekly | Weekly |
| Size | 173 MB | 183 MB |
| Requires iOS | 16.6 | **16.0** |
| Devices | iPhone | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Joyn Experiences, Inc.](https://appshunter.io/developer/1567214423) | [vFairs LLC](https://appshunter.io/developer/1349888986) |

## What reviewers say

### Pacifichem 2025

[App page](https://appshunter.io/ios/app/pacifichem-2025/id6749762056)

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

**In-app purchases:** none


### IMC21

[App page](https://appshunter.io/ios/app/imc21/id6759277915)

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

**In-app purchases:** none


## Frequently asked questions

### Is Pacifichem 2025 free?

Pacifichem 2025 is free to download, with no in-app purchases.

### Is IMC21 free?

IMC21 is free to download, with no in-app purchases.

### Do Pacifichem 2025 or IMC21 have ads?

Neither Pacifichem 2025 nor IMC21 shows ads.

### Which is updated more often, Pacifichem 2025 or IMC21?

Pacifichem 2025 ships an update weekly, and IMC21 weekly. Most recently, Pacifichem 2025 was updated on November 3, 2026 and IMC21 on October 31, 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.*