Doubling Back vs GoldPro Calculator
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Doubling Back
This utility app allows you to precisely measure walking or running distances. You can start and stop tracking at any point, and it calculates the total distance covered only during the measured segments.
- Measure walking/running distance
- Start and stop measurement
- Calculate distance for selected portions
- iPhone and iPad compatible
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Doubling Back is an iPhone application for measuring your walking or running distance. What does Doubling Back offer that other pedometer apps do not? You can start and stop the measurement, and when you are finished, Doubling Back will show you the total distance for just the portions of the walk or run that you chose to measure.
GoldPro Calculator
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GoldPro Calculator — Professional Gold Calculation & Transaction Records GoldPro Calculator is an offline gold calculation and recordkeeping app designed for gold buyers, merchants, traders and refinery operators. GOLD CALCULATIONS Enter Top Weight, Down Figure and Gold Price to calculate Pounds, Density, Payable Karat, Payable Percentage and Total Amount in Ghana cedis (GHS). The GoldPro calculator uses a 0.993 payable-purity adjustment and consistent truncation at the defined calculation stages. TRANSACTION HISTORY Save gold purchases with customer names and dates. Search, filter and review previous transactions with clear receipt details and saved financial amounts. Existing Single and Bulk receipts remain accessible, retaining their original amounts and commission information. PROFESSIONAL REPORTS Create PDF receipts and Excel (.xlsx) reports. Add your company name, phone number, location, GoldBod licence number and company logo. SECURE BACKUP & RESTORE Create password-encrypted backups and save them through the iOS Files app. Restore backed-up records with password authentication, a preview and explicit confirmation. OFFLINE OPERATION Perform calculations and manage local transaction records without an internet connection or account registration. GoldPro Calculator uses an indicative water-density assessment. Its results are not a substitute for definitive XRF assay or other required verification procedures.
Screenshots
Verdict
The clearest difference is update cadence: GoldPro Calculator at every 5 days against Doubling Back's every 13 months. Doubling Back's advantage is iOS requirement (12.0 vs 15.0). On price, ads, in-app purchases and device support 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.
Doubling Back ships an update every 13 months, GoldPro Calculator every 5 days. Both last shipped on October 29, 2026.
| Parameter | Doubling Back | GoldPro Calculator |
|---|---|---|
| Price | Free | Free |
| Rating | 4.0 (4 ratings) — better | — |
| Number of ratings | 4 — better | — |
| Update frequency | Every 13 months | Every 5 days — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 12.0 — better | 15.0 |
| Further details — not scored | ||
| Size | 9 MB | 23 MB |
| Age rating | 4+ | 4+ |
| Developer | Terry NIGHTINGALE | MICHAEL ADDAE |
In-app purchases
Doubling Back
No in-app purchases
GoldPro Calculator
No in-app purchases





