TinyWatchCalc vs HaqqConstructionCalculator
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
TinyWatchCalc
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A simple calculator for the Apple Watch. Supports addition, subtraction, multiplication and division.
HaqqConstructionCalculator
This utility app simplifies imperial unit calculations for construction, design, and DIY projects. It offers instant conversions for feet, inches, square feet, and cubic yards, supporting mixed fractions and offline use.
- Imperial unit conversions
- Feet, inches, square feet, cubic yards
- Mixed fraction support
- Offline functionality
- Ad-free interface
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HaqqConstructionCalculator makes imperial unit math simple. Convert and calculate feet, inches, square feet, and cubic yards instantly. Ideal for construction, design, and DIY use. Features: • Fast, accurate conversions • Supports mixed fractions (e.g., 2 5/8") • Works offline • Clean, ad-free interface
Screenshots
Verdict
The clearest difference is update cadence: HaqqConstructionCalculator at every 2 months against TinyWatchCalc's every 16 months. 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.
TinyWatchCalc ships an update every 16 months, HaqqConstructionCalculator every 2 months. The most recent releases landed on September 28, 2026 and October 15, 2026 respectively.
| Parameter | TinyWatchCalc | HaqqConstructionCalculator |
|---|---|---|
| Price | Free | Free |
| Rating | — | 5.0 (1 ratings) — better |
| Number of ratings | — | 1 — better |
| Update frequency | Every 16 months | Every 2 months — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | — | Free |
| Devices | iPhone, iPod, Apple Watch | iPhone, iPad, iPod |
| Requires iOS | 12.0 — better | 13.0 |
| Further details — not scored | ||
| Size | 9 MB | 21 MB |
| Age rating | 4+ | 4+ |
| Developer | Peter Entwistle | Haqq Technology |
In-app purchases
TinyWatchCalc
No in-app purchases
HaqqConstructionCalculator
No in-app purchases
Questions
Is TinyWatchCalc free?
Is HaqqConstructionCalculator free?
Do TinyWatchCalc or HaqqConstructionCalculator have ads?
Which is updated more often, TinyWatchCalc or HaqqConstructionCalculator?
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