# iFSC vs Hi

The clearest difference is update cadence: Hi at every 4 weeks against iFSC's every 5 months. iFSC's advantage is iOS requirement (8.2 vs 15.5). 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.

iFSC ships an update every 5 months, Hi every 4 weeks. The most recent releases landed on November 1, 2026 and November 5, 2026 respectively.

## The numbers

| Metric | iFSC | Hi |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.0 (1 ratings)](https://appshunter.io/ios/app/ifsc-field-setup-controller/id447813140/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 5 months | **Every 4 weeks** |
| Monetization | Free | — |
| Size | 2 MB | 409 MB |
| Requires iOS | **8.2** | 15.5 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Xeos Technologies Inc.](https://appshunter.io/developer/1521847029) | [广州中海达卫星导航技术股份有限公司](https://appshunter.io/developer/1874220170) |

## What reviewers say

### iFSC

[App page](https://appshunter.io/ios/app/ifsc-field-setup-controller/id447813140)

Control and program seismic recorders remotely. Monitor device health, including battery, GPS, and storage. Set up network connections and view data without interrupting acquisition.

**Highlights:** Edit and program acquisition parameters, State-of-Health monitoring, RAM and disk usage monitoring, GPS status monitoring, Battery voltage monitoring, Network setup and status checks, Data monitoring during acquisition

**In-app purchases:** none


### Hi

[App page](https://appshunter.io/ios/app/hi-slam/id6758655545)

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

**In-app purchases:** none


## Frequently asked questions

### Is iFSC free?

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

### Is Hi free?

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

### Do iFSC or Hi have ads?

Neither iFSC nor Hi shows ads.

### Which is updated more often, iFSC or Hi?

iFSC ships an update every 5 months, and Hi every 4 weeks. Most recently, iFSC was updated on November 1, 2026 and Hi on November 5, 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.*