CentraDesign Lite vs DrillOut Calcs
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
CentraDesign Lite
This utility app calculates casing standoff and clearance for oil and gas wells. It considers various factors like pipe sizes, inclination, buoyancy, and side force. Users can visualize casing deflection in 2D and 3D.
- Bow spring and rigid centralizer database
- Centralizer and casing database
- Calculates casing standoff and clearance
- Considers buoyancy and side force
- 2D and 3D casing deflection view
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CentraDesign Lite is condense version of CentraDesign, our centralizer placement software. CentraDesign Lite includes bow spring and rigid centralizer and provides centralizer and casing database. This app calculates one span of casing standoff and clearance, using any combination of hole, pipe sizes and inclination angle. It also takes buoyance and side fore effect into consideration. The output results include the standoff and clearance at centralizer and mid span. Users are also able to view the casing deflection in 2D and 3D view.
DrillOut Calcs
This app offers essential calculations for oilfield professionals performing post-frac plug drill-outs. It provides quick and accurate tools to verify flow balance, annular velocity, sweep efficiency, and surface return timing in real time, designed for simplicity and speed.
- Post-frac plug drill-out calculations
- Flow balance verification
- Annular velocity calculation
- Sweep efficiency assessment
- Surface return timing
- Real-time data verification
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Drill-Out Calculator provides quick, accurate tools for oilfield professionals performing post-frac plug drill-outs. Built for simplicity and speed, it helps verify flow balance, annular velocity, sweep efficiency, and surface return timing in real time.
Screenshots
Verdict
The clearest difference is update cadence: DrillOut Calcs at every 3 weeks against CentraDesign Lite's every 21 months. CentraDesign Lite's advantage is iOS requirement (8.0 vs 18.5). On price, rating, ratings volume and ads 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.
On the App Store both sit at effectively the same score — 5.0 for CentraDesign Lite against 5.0 for DrillOut Calcs. Both are backed by a comparable volume of ratings — 1 and 2 respectively.
CentraDesign Lite ships an update every 21 months, DrillOut Calcs every 3 weeks. The most recent releases landed on November 2, 2026 and November 5, 2026 respectively.
| Parameter | CentraDesign Lite | DrillOut Calcs |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (1 ratings) | 5.0 (2 ratings) |
| Positive reviews | — | 100.0% of reviews |
| Number of ratings | 1 | 2 — better |
| Update frequency | Every 21 months | Every 3 weeks — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone, iPad, iPod — better | iPhone, iPad |
| Requires iOS | 8.0 — better | 18.5 |
| Further details — not scored | ||
| Size | 13 MB | 3 MB |
| Age rating | 4+ | 4+ |
| Developer | Pegasus Vertex, Inc. | Cody Martin |
Customer experience
CentraDesign Lite
DrillOut Calcs
In-app purchases
CentraDesign Lite
No in-app purchases
DrillOut Calcs
No in-app purchases
Questions
Is CentraDesign Lite free?
Is DrillOut Calcs free?
Which has better reviews, CentraDesign Lite or DrillOut Calcs?
Do CentraDesign Lite or DrillOut Calcs have ads?
Which is updated more often, CentraDesign Lite or DrillOut Calcs?
Other comparisons
