# ISSMGE vs DFI

The clearest difference is update cadence: ISSMGE at monthly against DFI's every 8 months. 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.

ISSMGE ships an update monthly, DFI every 8 months. The most recent releases landed on October 14, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | ISSMGE | DFI |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Monthly** | Every 8 months |
| Size | 13 MB | 62 MB |
| Requires iOS | **14.0** | 15.6 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 17+ |
| Developer | [ARGO-E GROUP I.K.E.](https://appshunter.io/developer/1263435304) | [Deep Foundations Institute, Inc.](https://appshunter.io/developer/1385246120) |

## What reviewers say

### ISSMGE

[App page](https://appshunter.io/ios/app/issmge/id1263435305)

**Features:** macOS Compatibility

**In-app purchases:** none


### DFI

[App page](https://appshunter.io/ios/app/dfi-finding-common-ground/id1568544738)

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

**In-app purchases:** none


## Frequently asked questions

### Is ISSMGE free?

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

### Is DFI free?

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

### Do ISSMGE or DFI have ads?

Neither ISSMGE nor DFI shows ads.

### Which is updated more often, ISSMGE or DFI?

ISSMGE ships an update monthly, and DFI every 8 months. Most recently, ISSMGE was updated on October 14, 2026 and DFI on October 24, 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.*