# Prism vs Delta IMB

The clearest difference is update cadence: Delta IMB at every 3 weeks against Prism's every 5 months. Delta IMB also leads on iOS requirement (12.0 vs 15.6). On price, ads, in-app purchases and device support there is nothing between them.

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

Prism ships an update every 5 months, Delta IMB every 3 weeks. Both last shipped on November 3, 2026.

## The numbers

| Metric | Prism | Delta IMB |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 5 months | **Every 3 weeks** |
| Size | 53 MB | 60 MB |
| Requires iOS | 15.6 | **12.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Prism Planning and Solutions Group, LLC](https://appshunter.io/developer/1674008121) | [INSTITUTI I MODELIMEVE NE BIZNES SH.P.K](https://appshunter.io/developer/1482130330) |

## What reviewers say

### Prism

[App page](https://appshunter.io/ios/app/prism-clients/id6445824659)

**Features:** macOS Compatibility

**In-app purchases:** none


### Delta IMB

[App page](https://appshunter.io/ios/app/delta-imb/id6449187305)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Prism free?

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

### Is Delta IMB free?

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

### Do Prism or Delta IMB have ads?

Neither Prism nor Delta IMB shows ads.

### Which is updated more often, Prism or Delta IMB?

Prism ships an update every 5 months, and Delta IMB every 3 weeks. Most recently, Prism was updated on November 3, 2026 and Delta IMB on November 3, 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.*