Phrikolat HDD Basics vs OneContact App
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Phrikolat HDD Basics
This app provides essential drilling fluid product information, mixing tables for various soil conditions, and HDD-related data for jobsite professionals. It offers offline calculations for common jobsite needs, eliminating the need for internet or external devices.
- Drilling fluid product information
- Mixing tables for soil conditions
- HDD pipe dimensions and characteristics
- Unit conversion tables
- Offline jobsite calculations
- Reference tables
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The Phrikolat App is addressed to everyone who is involved in Drilling Fluids and Horizontal Directional Drilling at HDD jobsites. It is mainly meant for Phrikolat customers and customers want to be. Target group No. 1 are jobsite supervisors, drillers and surveyors of small and medium size drilling rigs. In this App you will find information on the Phrikolat drilling fluid products and their use in different soil conditions (mixing tables) as well as tables with HDD related dimensions and main characteristics of HDPE-Pipes, conversion tables of physical units and much more. Main subject of the App are simple calculations for almost everything that has to be calculated in the everyday jobsite – without Internet, without Laptop, without calculator and above all without the time consuming search around for old recordings. No internet connection available at the jobsite? After installing the App runs without internet and phone reception. Currently there are 24 simple calculations and 13 reference tables. The use of the Phrikolat App is very easy and comfortable – it really is an App for the jobsite. Phrikolat Drilling Specialties GmbH is a service company for the construction industry. For more than 15 years we are specialized on the supply and development of Drilling Fluids for the Horizontal Directional Drilling (HDD) and we are well known for our technical job site support.
OneContact App
Automatically keeps your contact information current as people update their details. Create custom contact cards for different aspects of your life and share only what you choose, ensuring you always have the latest details for your connections.
- Auto-updating contact information
- Customizable contact cards
- Selective information sharing
- Syncs with phone's address book
- Privacy controls for sharing
- Multiple cards for different groups
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Life changes. Your contacts should too. People move, change phone numbers, switch jobs, update email addresses, and more. OneContact keeps the contact information of the people you've connected with up to date, so you always have their latest details. When your own information changes, you can update it once and share only what you choose. HOW IT WORKS Create your custom contact cards and connect with the people who matter. As your connections update the information they've chosen to share, your contact list stays current automatically. When your information changes, simply update your card once, and everyone connected to that card receives your latest details automatically. No more wondering if you have the right phone number. No more outdated addresses. No more sending messages to the wrong contact. MULTIPLE CARDS FOR EVERY PART OF LIFE Create different contact cards for work, family, friends, or any group you choose. Share only the information you want with each connection, so everyone sees exactly what you intend. ALWAYS IN SYNC As the people you're connected with update their information, your contacts stay current automatically. You can also choose to sync your OneContact contacts directly to your phone for an address book that's always up to date. PRIVATE BY DESIGN You're always in control. Connections happen only when both people agree, and you decide what to share, who can see it, and when to stop sharing. Stop managing contacts. Let them manage themselves.
Screenshots
Verdict
The clearest difference is rating: OneContact App at 5.0 against Phrikolat HDD Basics's 4.0. OneContact App also leads on update cadence (every 2 weeks vs every 4 months) and ratings volume (3 vs 1). Phrikolat HDD Basics's advantage is iOS requirement (13.0 vs 15.0). On price, review sentiment, ads and in-app purchases there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
OneContact App holds the better App Store score, 5.0 against 4.0. Both are backed by a comparable volume of ratings — 1 and 3 respectively. Written reviews split almost evenly too, at 100% and 100% positive.
Phrikolat HDD Basics ships an update every 4 months, OneContact App every 2 weeks. The most recent releases landed on October 6, 2026 and October 24, 2026 respectively.
| Parameter | Phrikolat HDD Basics | OneContact App |
|---|---|---|
| Price | Free | Free |
| Rating | 4.0 (1 ratings) | 5.0 (3 ratings) — better |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| Number of ratings | 1 | 3 — better |
| Update frequency | Every 4 months | Every 2 weeks — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone, iPad, iPod — better | iPhone, iPod |
| Requires iOS | 13.0 — better | 15.0 |
| Further details — not scored | ||
| Size | 33 MB | 68 MB |
| Age rating | 4+ | 12+ |
| Developer | Phrikolat Drilling Specialties GmbH | Be Happy Innovations LLC |
Customer experience
Phrikolat HDD Basics
OneContact App
In-app purchases
Phrikolat HDD Basics
No in-app purchases
OneContact App
No in-app purchases
Questions
Is Phrikolat HDD Basics free?
Is OneContact App free?
Which has better reviews, Phrikolat HDD Basics or OneContact App?
Do Phrikolat HDD Basics or OneContact App have ads?
Which is updated more often, Phrikolat HDD Basics or OneContact App?
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