Drillstring Toolbox vs JFE
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Drillstring Toolbox
This utility app calculates drill-stem load capacities based on API connections and sizes. It also provides makeup torque and tensile capacity, as well as tensile and torsion capacities for drill pipe tubes.
- Drill-stem load capacity calculation
- API connection selection
- Makeup torque calculation
- Tensile capacity calculation
- Drill pipe tube capacities
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Drillstring Toolbox is a free calculator from Standard DS-1 that gives you the drill-stem load capacities you need! You can choose an API connection (along with the size you're interested in) to find its recommended makeup torque and tensile capacity. Tap the "Tube" tab to find the tensile and torsion capacities for drill pipe tubes as well!
JFE
Access and manage your data sheets offline. Save, export, and email documents in PDF format from your mobile device.
- Offline access to data sheets
- Save and export PDFs
- Email data sheets
- Cross-device compatibility
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Get your data sheets anywhere, even if you don't have an internet connection! You can export, save, and email PDF formatted data sheets.
Screenshots
Verdict
The clearest difference is update cadence: JFE at every 3 months against Drillstring Toolbox's every 39 months. 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.
Drillstring Toolbox ships an update every 39 months, JFE every 3 months. The most recent releases landed on October 7, 2026 and October 1, 2026 respectively.
| Parameter | Drillstring Toolbox | JFE |
|---|---|---|
| Price | Free | Free |
| Rating | 3.3 (3 ratings) — better | — |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| Number of ratings | 3 — better | — |
| Update frequency | Every 39 months | Every 3 months — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 14.0 — better | 15.0 |
| Further details — not scored | ||
| Size | 1 MB | 16 MB |
| Age rating | 4+ | 4+ |
| Developer | Bureau Veritas North America, Inc. | Melaroo LLC |
Customer experience
Drillstring Toolbox
JFE
In-app purchases
Drillstring Toolbox
No in-app purchases
JFE
No in-app purchases
Questions
Is Drillstring Toolbox free?
Is JFE free?
Do Drillstring Toolbox or JFE have ads?
Which is updated more often, Drillstring Toolbox or JFE?
Other comparisons
