# ISPG Conference vs Cerecalm

The clearest difference is update cadence: ISPG Conference at every 9 days against Cerecalm's every 3 weeks. 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.

ISPG Conference ships an update every 9 days, Cerecalm every 3 weeks. The most recent releases landed on September 11, 2026 and September 12, 2026 respectively.

## The numbers

| Metric | ISPG Conference | Cerecalm |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 9 days** | Every 3 weeks |
| Size | 73 MB | 155 MB |
| Requires iOS | 15.6 | **14.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 17+ |
| Developer | [THANIGAIVELAN MUTHU](https://appshunter.io/developer/1001157303) | [Cerecalm Private Limited](https://appshunter.io/developer/1839443395) |

## What reviewers say

### ISPG Conference

[App page](https://appshunter.io/ios/app/ispg-conference/id6463633809)

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

**In-app purchases:** none


### Cerecalm

[App page](https://appshunter.io/ios/app/cerecalm/id6736828349)

**Features:** macOS Compatibility, Apple Wallet

**In-app purchases:** none


## Frequently asked questions

### Is ISPG Conference free?

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

### Is Cerecalm free?

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

### Do ISPG Conference or Cerecalm have ads?

Neither ISPG Conference nor Cerecalm shows ads.

### Which is updated more often, ISPG Conference or Cerecalm?

ISPG Conference ships an update every 9 days, and Cerecalm every 3 weeks. Most recently, ISPG Conference was updated on September 11, 2026 and Cerecalm on September 12, 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.*