# Trapi vs Isı Pay Ölçer

The clearest difference is update cadence: Isı Pay Ölçer at every 2 months against Trapi's every 25 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.

Trapi ships an update every 25 months, Isı Pay Ölçer every 2 months. The most recent releases landed on October 25, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | Trapi | Isı Pay Ölçer |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 25 months | **Every 2 months** |
| Size | 45 MB | 36 MB |
| Requires iOS | 16.4 | **15.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 17+ |
| Developer | [Suleyman Isik](https://appshunter.io/developer/1338282395) | [Bulut Enerji](https://appshunter.io/developer/1716351859) |

## What reviewers say

### Trapi

[App page](https://appshunter.io/ios/app/trapi/id1643559117)

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

**In-app purchases:** none


### Isı Pay Ölçer

[App page](https://appshunter.io/ios/app/is-pay-olcer/id6471980283)

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

**In-app purchases:** none


## Frequently asked questions

### Is Trapi free?

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

### Is Isı Pay Ölçer free?

Isı Pay Ölçer is free to download, with no in-app purchases.

### Do Trapi or Isı Pay Ölçer have ads?

Neither Trapi nor Isı Pay Ölçer shows ads.

### Which is updated more often, Trapi or Isı Pay Ölçer?

Trapi ships an update every 25 months, and Isı Pay Ölçer every 2 months. Most recently, Trapi was updated on October 25, 2026 and Isı Pay Ölçer on October 30, 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.*