# QMS vs EMI Calculator

The clearest difference is ads: QMS at none against EMI Calculator's shown. EMI Calculator's advantage is update cadence (every 5 months vs every 21 months). On price, in-app purchases, device support and iOS requirement there is nothing between them.

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

QMS ships an update every 21 months, EMI Calculator every 5 months. Both last shipped on November 3, 2026.

## The numbers

| Metric | QMS | EMI Calculator |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Every 21 months | **Every 5 months** |
| Size | 29 MB | 25 MB |
| Requires iOS | **12.0** | 13.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Open Technology](https://appshunter.io/developer/1321817106) | [Darshan Jasoliya](https://appshunter.io/developer/1615567829) |

## What reviewers say

### QMS

[App page](https://appshunter.io/ios/app/qms-electronic-booking-queue/id1602367064)

**Features:** macOS Compatibility

**In-app purchases:** none


### EMI Calculator

[App page](https://appshunter.io/ios/app/emi-calculator-loanme/id6469583475)

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is QMS free?

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

### Is EMI Calculator free?

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

### Do QMS or EMI Calculator have ads?

EMI Calculator shows ads; QMS does not.

### Which is updated more often, QMS or EMI Calculator?

QMS ships an update every 21 months, and EMI Calculator every 5 months. Most recently, QMS was updated on November 3, 2026 and EMI Calculator 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.*