# iTOOLco RLT vs CoreRFID Izumi

The clearest difference is update cadence: CoreRFID Izumi at every 3 weeks against iTOOLco RLT's every 28 months. iTOOLco RLT's advantage is iOS requirement (8.0 vs 10.3). 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.

iTOOLco RLT ships an update every 28 months, CoreRFID Izumi every 3 weeks. The most recent releases landed on November 3, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | iTOOLco RLT | CoreRFID Izumi |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.0 (2 ratings)](https://appshunter.io/ios/app/itoolco-rlt/id1513863509/reviews)** | — |
| Number of ratings | **2** | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 28 months | **Every 3 weeks** |
| Monetization | Free | — |
| Size | 82 MB | 44 MB |
| Requires iOS | **8.0** | 10.3 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Straightpoint](https://appshunter.io/developer/1232597225) | [CoreRFID Limited](https://appshunter.io/developer/1193252576) |

## What reviewers say

### iTOOLco RLT

[App page](https://appshunter.io/ios/app/itoolco-rlt/id1513863509)

This utility measures and records wire pull data for running line tension. It allows users to save and send this information as required for their projects.

**Highlights:** Accurate tension measurement, Data recording, Save wire pull data, Send data as needed, Supports iPhone and iPad

**Features:** macOS Compatibility

**In-app purchases:** none


### CoreRFID Izumi

[App page](https://appshunter.io/ios/app/corerfid-izumi/id6458191194)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is iTOOLco RLT free?

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

### Is CoreRFID Izumi free?

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

### Do iTOOLco RLT or CoreRFID Izumi have ads?

Neither iTOOLco RLT nor CoreRFID Izumi shows ads.

### Which is updated more often, iTOOLco RLT or CoreRFID Izumi?

iTOOLco RLT ships an update every 28 months, and CoreRFID Izumi every 3 weeks. Most recently, iTOOLco RLT was updated on November 3, 2026 and CoreRFID Izumi 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.*