Conversion Wizard vs FieldJoy
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Conversion Wizard
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CONVERSION WIZARD is a one-stop utility for common unit conversions. They include: • Length • Power • Area • Volume • Weight • Temperature • Speed • Frequency & Wavelength • Data Storage • Angle • Recipe • Time Conversion Wizard is easy to use. it includes a User Guide in pdf format, suitable for viewing within-app or sharing to an external printer.
FieldJoy
This app helps Jehovah's Witnesses organize their ministry activities. It allows users to track return visits, manage Bible studies, log time, and plan visits. The app prioritizes privacy with no ads or data selling.
- Track return visits and conversations
- Organize notes with custom tags
- Plan visits and optimize routes
- Support Bible studies and track progress
- Log ministry hours accurately
- Save follow-ups to Calendar and Contacts
- Track invitations to special events
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FieldJoy is a simple ministry app for Jehovah’s Witnesses to track return visits, manage Bible studies, track your time, and stay organized. Available at no cost, FieldJoy helps you focus on people and conversations. No accounts. No setup. Just start using it. Stay organized • Track return visits and conversations • Organize your notes your way with custom tags Plan your day • Plan who you—or your service group—would like to visit • Use optional route optimization and navigation Support Bible studies • Track progress toward starting a Bible study • Keep a simple record of ongoing studies Track your time (Pioneer Mode) • Log ministry hours simply and accurately • Keep a clear record of your time and credits Stay connected • Save follow-up visits to your Calendar • Save people to your Contacts Special events • Track invitations to the Memorial and Regional Convention Privacy • No ads, tracking, or data selling • Your information stays on your device, with optional iCloud sync FieldJoy is calm, respectful, and easy to use—supporting your ministry while staying out of the way. Terms of Use (EULA) • https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
Screenshots
Verdict
The clearest difference is in-app purchases: Conversion Wizard at none against FieldJoy's 4. Conversion Wizard also leads on iOS requirement (16.0 vs 18.0). On price, update cadence, ads 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. FieldJoy sells 4 in-app purchases, starting at $0.99 per year. Conversion Wizard asks for nothing beyond the download.
Conversion Wizard ships an update every 9 days, FieldJoy every 5 days. Both last shipped on October 2, 2026.
| Parameter | Conversion Wizard | FieldJoy |
|---|---|---|
| Price | Free | Free |
| Rating | — | 4.9 (7 ratings) — better |
| Number of ratings | — | 7 — better |
| Update frequency | Every 9 days | Every 5 days — better |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Monetization | — | Free with in-app purchases |
| Devices | iPhone, iPad | iPhone, iPad |
| Requires iOS | 16.0 — better | 18.0 |
| Further details — not scored | ||
| Size | 5 MB | 32 MB |
| Age rating | 4+ | 12+ |
| Developer | Neil Rohan | Creative Stack, LLC |
In-app purchases
Conversion Wizard
No in-app purchases
FieldJoy
- Supporter - A$0.991 Year
- Supporter - B$1.991 Year
- Supporter - C$4.991 Year
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- Supporter - D$9.991 Year









