# 3D Interpolation vs E

The clearest difference is review sentiment: E at 80% against 3D Interpolation's 0%. E also leads on update cadence (every 3 months vs every 37 months). 3D Interpolation's advantage is price ($9.99 vs $19.99) and iOS requirement (12.0 vs 14.0). On ads, in-app purchases, monetization model and device support there is nothing between them.

3D Interpolation costs $9.99 and E $19.99 up front. Neither carries in-app purchases, so what you see is what you pay.

3D Interpolation ships an update every 37 months, E every 3 months. The most recent releases landed on September 2, 2026 and September 24, 2026 respectively.

## The numbers

| Metric | 3D Interpolation | E |
| --- | --- | --- |
| Price | **$9.99** | $19.99 |
| Rating | — | **[4.9 (116 ratings)](https://appshunter.io/ios/app/e-jets-virtual-panel/id1350627457/reviews)** |
| Number of ratings | — | **116** |
| Positive reviews | 0.0% of reviews | **80.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 37 months | **Every 3 months** |
| Monetization | Paid | Paid |
| Size | 7 MB | 547 MB |
| Requires iOS | **12.0** | 14.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Carlos Moura](https://appshunter.io/developer/407501202) | [Jorge Gonzalez Galvan](https://appshunter.io/developer/915982572) |

## What reviewers say

### 3D Interpolation

[App page](https://appshunter.io/ios/app/3d-interpolation/id1000298349)

Calculate key directional drilling parameters like TVD, coordinates, and displacement. This tool aids drilling engineers and students in oil well directional drilling by interpolating survey data.

**Highlights:** Calculate TVD, N/S, E/W coordinates, Determine Horizontal Displacement, Calculate Dog-Leg Severity, Measure Build-Up Rate, Calculate Turn Rate, Interpolate parameters between survey stations

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

**In-app purchases:** none


### E

[App page](https://appshunter.io/ios/app/e-jets-virtual-panel/id1350627457)

This app simulates E-JETS cockpit functionality for pilot training. It offers interactive panels, detailed button explanations, and a full electrical diagram to enhance understanding of aircraft systems and reduce study time.

**Highlights:** Interactive cockpit panels, Full interactive electrical diagram (iPad only), 1,100+ functional buttons with explanations, Detailed E170/E175/E190 button info, Memory Items, Limitations, Definitions, 260+ FMS screens, High-fidelity cockpit images

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

**In-app purchases:** none


## Frequently asked questions

### Is 3D Interpolation free?

3D Interpolation costs $9.99, with no in-app purchases.

### Is E free?

E costs $19.99, with no in-app purchases.

### Do 3D Interpolation or E have ads?

Neither 3D Interpolation nor E shows ads.

### Which is updated more often, 3D Interpolation or E?

3D Interpolation ships an update every 37 months, and E every 3 months. Most recently, 3D Interpolation was updated on September 2, 2026 and E on September 24, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*