Workover Assistant vs TimeCalc
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Workover Assistant
This utility app assists oil and gas field personnel with essential calculations for well workovers. It provides tools for hydrostatic pressure, internal capacity, and other critical functions, serving as a convenient resource for rig site or office use.
- Hydrostatic pressure calculations
- Internal capacity calculations
- Oil and gas well workover tools
- Rig site and office utility
- Accurate field calculations
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Workover Assistant is designed to help field personnel perform quick, accurate calculations related to oil and gas well workovers. It includes tools for hydrostatic pressure, internal capacity, and other common workover functions—making it a handy companion for the rig site or office.
TimeCalc
This app accurately calculates time-related tasks, including working hours, durations between dates, and age. It offers a user-friendly interface with dark mode and offline functionality, allowing for easy time management for work and personal life.
- Calculate working hours
- Calculate time between two points
- Add and subtract time
- Calculate age
- Convert time units
- Export calculations to PDF
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TimeCalc is a powerful yet simple time calculator for everyday use — add and subtract hours, track work durations, calculate future dates, and find exact age in seconds. TIME CALCULATOR Add, subtract multiple time values in sequence. Instant results, calculation history saved. Examples: 2h 35m + 3h 45m = 6h 20m 12h 20m − 4.5h = 7h 50m 4h 52m × 3 = 14h 36m 1h ÷ 20m = 3 Convert between time units: 456m = 7h 36m = 7.6h TIME BETWEEN (DURATION) Enter any start and end time to calculate the exact duration. Organize into separate categories. Export PDF reports (Premium). Examples: 11:20 AM → 12:40 PM = 1h 20m 01:30 AM → 02:30 PM = 13h Today 02:00 → Tomorrow 02:30 = 24h 30m DATE CALCULATOR (ADD & SUBTRACT) From any starting date, add or subtract years/months/weeks/days/hours/minutes to get the resulting date. Calendar-accurate arithmetic — adding 1 month to Jan 31 gives the correct last day of February. Example: Today 17:32 + (1d 2h) = Tomorrow 19:32 AGE CALCULATOR Calculate exact age in years, months, and days from a birth date. Save multiple birthdays to track. --- KEY FEATURES • Automatic light & dark mode • Supports both 12h and 24h formats • Multi-language support • No account, no cloud — 100% local data • Privacy-first — your data never leaves your device --- PREMIUM Upgrade to Premium to unlock the full experience: • Remove all ads • Unlimited Time Between categories • Export reports to PDF • Advanced time unit customization Subscription plans: Monthly, Quarterly, Yearly, or Lifetime. --- Perfect for tracking work hours, calculating durations, and managing time efficiently. Thank you for using TimeCalc! [Terms] https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
Screenshots
Verdict
The clearest difference is rating: Workover Assistant at 5.0 against TimeCalc's 4.5. Workover Assistant also leads on in-app purchases (none vs 4) and ads (none vs shown). TimeCalc's advantage is update cadence (every 5 weeks vs every 58 months) and ratings volume (89 vs 2). On price, device support and iOS requirement 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. TimeCalc sells 4 in-app purchases, starting at $0.99 per month. Workover Assistant asks for nothing beyond the download.
Workover Assistant holds the better App Store score, 5.0 against 4.5. That said, the two scores are not equally well evidenced: TimeCalc has 89 ratings behind it against 2, so its average is the more settled of the two.
Workover Assistant ships an update every 58 months, TimeCalc every 5 weeks. The most recent releases landed on October 4, 2026 and October 15, 2026 respectively.
| Parameter | Workover Assistant | TimeCalc |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (2 ratings) — better | 4.5 (89 ratings) |
| Positive reviews | — | 78.3% of reviews |
| Number of ratings | 2 | 89 — better |
| Update frequency | Every 58 months | Every 5 weeks — better |
| Ads | No — better | Yes |
| In-app purchases | No — better | Yes |
| Monetization | Free — better | Free with in-app purchases |
| Devices | iPhone, iPad | iPhone, iPad, iPod — better |
| Requires iOS | 16.6 | 15.1 — better |
| Further details — not scored | ||
| Size | 3 MB | 37 MB |
| Age rating | 4+ | 4+ |
| Developer | Kelly Gayneaux | Ha Thanh |
Customer experience
Workover Assistant
TimeCalc
In-app purchases
Workover Assistant
No in-app purchases
TimeCalc
- Premium subscription 1 month3 Days trial$0.991 Month
- Premium subscription 3 month3 Days trial$1.993 Months
- Premium subscription 1 year3 Days trial$4.991 Year
- Premium$14.99
Questions
Is Workover Assistant free?
Is TimeCalc free?
Which has better reviews, Workover Assistant or TimeCalc?
Do Workover Assistant or TimeCalc have ads?
Which is updated more often, Workover Assistant or TimeCalc?
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