# Wireline vs SPE GTTS

The clearest difference is update cadence: SPE GTTS at daily against Wireline's every 6 weeks. Wireline's advantage is ratings volume (6 vs 1). On price, rating, ads and in-app purchases there is nothing between them.

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

On the App Store both sit at effectively the same score — 5.0 for Wireline against 5.0 for SPE GTTS. That said, the two scores are not equally well evidenced: Wireline has 6 ratings behind it against 1, so its average is the more settled of the two.

Wireline ships an update every 6 weeks, SPE GTTS daily. The most recent releases landed on November 8, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | Wireline | SPE GTTS |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (6 ratings)](https://appshunter.io/ios/app/wireline-calcs/id6738328782/reviews) | [5.0 (1 ratings)](https://appshunter.io/ios/app/spe-gtts/id6758278705/reviews) |
| Number of ratings | **6** | 1 |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 6 weeks | **Daily** |
| Monetization | Free | Free |
| Size | 35 MB | 77 MB |
| Requires iOS | 15.1 | **15.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 17+ | 4+ |
| Developer | [Vadim Fattakhov](https://appshunter.io/developer/1741145490) | [Amr Ramadan](https://appshunter.io/developer/1866134151) |

## What reviewers say

### Wireline

[App page](https://appshunter.io/ios/app/wireline-calcs/id6738328782)

This app offers specialized calculators and reference tools for wireline engineers. It provides essential calculations for tension, pressure, cable behavior, and wellbore parameters, along with unit conversions and industry specifications.

**Highlights:** Weak Point Tension Calculator, Sinker Bar Weight Calculator, Cable Stretch Calculation, Units Conversion, Cable & Casing Specs Database, Real-time Oil Prices

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

**In-app purchases:** none


### SPE GTTS

[App page](https://appshunter.io/ios/app/spe-gtts/id6758278705)

This app serves as a hub for professionals in the geothermal energy sector. It provides access to news, technical articles, an expert directory, and an AI assistant for real-time queries. Users can also track upcoming events and webinars.

**Highlights:** Latest GTTS Newsletters, Curated technical articles, Expert directory, AI Assistant for geothermal queries, Event and webinar tracking

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Wireline free?

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

### Is SPE GTTS free?

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

### Which has better reviews, Wireline or SPE GTTS?

Wireline and SPE GTTS are both rated 5.0 out of 5 on the App Store, from 6 and 1 ratings respectively.

### Do Wireline or SPE GTTS have ads?

Neither Wireline nor SPE GTTS shows ads.

### Which is updated more often, Wireline or SPE GTTS?

Wireline ships an update every 6 weeks, and SPE GTTS daily. Most recently, Wireline was updated on November 8, 2026 and SPE GTTS on October 31, 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.*