# Interpolator vs XChange Data

The clearest difference is review sentiment: Interpolator at 67% against XChange Data's 6%. Interpolator also leads on rating (4.9 vs 1.9) and update cadence (every 4 months vs every 25 months). On price, ads, in-app purchases and monetization model there is nothing between them.

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

Interpolator holds the better App Store score, 4.9 against 1.9. That said, the two scores are not equally well evidenced: Interpolator has 74 ratings behind it against 9, so its average is the more settled of the two. Written reviews point the same way: 67% of Interpolator's written reviews are positive against 6% of XChange Data's.

Interpolator ships an update every 4 months, XChange Data every 25 months. The most recent releases landed on September 26, 2026 and October 3, 2026 respectively.

## The numbers

| Metric | Interpolator | XChange Data |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.9 (74 ratings)](https://appshunter.io/ios/app/interpolator/id635235982/reviews)** | [1.9 (9 ratings)](https://appshunter.io/ios/app/xchange-data/id935276658/reviews) |
| Number of ratings | **74** | 9 |
| Positive reviews | **66.7% of reviews** | 5.9% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 4 months** | Every 25 months |
| Monetization | Free | Free |
| Size | 18 MB | 8 MB |
| Requires iOS | 12.0 | **11.0** |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | +4 | 4+ |
| Developer | [ron mooring](https://appshunter.io/developer/612283157) | [Marlink SAS](https://appshunter.io/developer/935276656) |

## What reviewers say

### Interpolator

[App page](https://appshunter.io/ios/app/interpolator/id635235982)

Easily find values within tables using interpolation for two or three rows. This utility app simplifies calculations without needing a separate calculator, making it ideal for various table-based environments.

**Highlights:** Two-row interpolation, Three-row interpolation, Table value lookup, No calculator needed, Cargo surveyor tool, General table use

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

**In-app purchases:** none


### XChange Data

[App page](https://appshunter.io/ios/app/xchange-data/id935276658)

This app provides mobile access to a satellite data and internet service. It allows users to manage their data communication, monitor usage in real-time, and access media content hosted on the intranet. The service automatically disconnects after a set duration to secure prepaid credit.

**Highlights:** Mobile access to XChange interface, Real-time data usage monitoring, Access to intranet media content, Automatic disconnection to secure credit, Remember Me login feature

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Interpolator free?

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

### Is XChange Data free?

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

### Which has better reviews, Interpolator or XChange Data?

Interpolator is rated higher. Interpolator averages 4.9 out of 5 from 74 ratings, while XChange Data averages 1.9 from 9 ratings.

### Do Interpolator or XChange Data have ads?

Neither Interpolator nor XChange Data shows ads.

### Which is updated more often, Interpolator or XChange Data?

Interpolator ships an update every 4 months, and XChange Data every 25 months. Most recently, Interpolator was updated on September 26, 2026 and XChange Data on October 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.*