| Core Identity |
| Developer | Pro Certs Software Ltd | xNeat.com | Webtoweb | WAGO Kontakttechnik GmbH & Co. KG | Mike Holt Enterprises | Vladislav Zhirnov | Titan International, Inc. | Bridgestone Europe | Hasa Inc. | David Eubank |
| Category | Utilities | Productivity | Tools | Reference | Utilities | Utilities | Utilities | Utilities | Productivity | Photo & Video |
| Platform | Android, iOS | Android, iOS | Android, iOS | iOS, Android | Android, iOS | iOS | iOS, Android | iOS, Android | iOS, Android | iOS, Android |
| Store Metrics |
| Rating | 4.3 / 5 | 4.8 / 5 | 4.0 / 5 | 4.8 / 5 | 4.6 / 5 | 0.0 / 5 | 0.0 / 5 | 5.0 / 5 | 4.7 / 5 | 4.9 / 5 |
| Ratings Count | 7 | 488 | 1 | 12 | 198 | 0 | 0 | 2 | 450 | 217 |
| Price | Free | Free | $1.99 | Free | Free | Free | Free | Free | Free | $29.99 |
| Release Date | Jan 8, 2013 | Mar 3, 2019 | Dec 6, 2023 | Apr 1, 2025 | May 23, 2019 | Dec 15, 2023 | May 20, 2021 | Sep 8, 2011 | Dec 9, 2016 | Dec 20, 2018 |
| Last Updated | Jul 28, 2025 | May 4, 2026 | Aug 21, 2025 | May 11, 2026 | Oct 13, 2025 | Aug 18, 2025 | May 20, 2021 | Sep 24, 2020 | Apr 14, 2026 | May 18, 2026 |
| Sentiment & Reviews |
| Sentiment | - | - | - | positive | - | - | positive | negative | positive | excellent |
| Score | - | - | - | 80/100 | - | - | 75/100 | 25/100 | 75/100 | 92/100 |
| Praises | - | - | - | - Utility of offline calculators for field work
| - | - | - Baseline tire pressure recommendations provide accurate starting points for diverse mountain bike riding conditions
| - Consistent utility and reliable performance for long-term users who appreciate the core app purpose
| - Scientific LSI calculation tool provides accurate water balance guidance for pool owners
| - Technical cinematography data provides essential decision support for professional camera crews and production staff
|
| Complaints | - | - | - | - Navigation friction in the product catalog
| - | - | - Limited tire width and wheel diameter options restrict utility for specialized bike setups like fat bikes
| - Frequent application crashes on older mobile hardware prevent users from accessing the primary interface
- Inaccurate branding and spelling errors suggest a lack of professional quality control for users
- Missing vehicle-specific data prevents users from finding necessary tire pressure information for their cars
| - Lack of persistent data storage forces users to re-enter pool volume and settings
| - Lack of live camera integration forces reliance on static diagrams for field of view planning
|
| Requests | - | - | - | - | - | - | - Expanded configuration options for road bikes and gravel setups including tire inserts and weight distribution
| - | - Cloud-based profile storage to save pool volume and historical chemical test data
| - Live camera view integration for real-time shot framing and lens visualization
|
| Strategic Intel |
| Strengths | - Cross-platform availability ensures utility across diverse hardware environments
- Integration with professional certification software drives B2B lead generation
| - High-accuracy geometry engine sustains organic install velocity
- Intuitive interface reduces trial-and-error for field apprentices
| - Cross-platform availability provides a wide reach for field technicians
- Simple interface reduces cognitive load for quick calculations
| - Offline-first architecture ensures utility in remote job sites
- Image-based product search reduces hardware procurement friction
| - Authoritative Mike Holt brand compliance [Market Segment]
- Comprehensive multi-utility calculation suite [Feature Set]
- Zero-cost barrier to entry [Pricing Strategy]
| - Broad electronics calculator suite functions as a high-frequency utility for students and makers
- PCB impedance tools provide technical differentiation for hardware designers
| - Manufacturer-backed technical data provides high-trust safety compliance [Titan International]
- Baseline calculation logic aligns with professional field experience [User Sentiment]
| - Brand-aligned pressure data [Firestone hardware integration]
- Specialized agricultural safety focus [heavy machinery segment]
| - LSI calculator utility builds brand authority for Hasa chemical sales
- Academy integration creates a B2B training pipeline for professionals
| - Emmy-recognized technical accuracy sustains professional adoption
- 2,000+ camera format library creates high switching costs
|
| Weaknesses | - Absence of NEC or BS-standard reference data limits professional adoption
- Ad-supported model creates friction for high-frequency users
| - Zero-revenue model limits reinvestment capacity
- Absence of cloud-sync prevents cross-device project continuity
| - $1.99 iOS price point lacks clear value-add over free Android version
- No cloud-sync or professional reference material
| - Product catalog navigation friction reported in reviews
- Lack of multi-unit site management for large-scale contractors
| - No IAP or ad-monetization [Revenue Model]
- Static update cadence [Release History]
- UI/UX lacks visual-first field optimization [User Feedback]
| - No regulatory reference data limits professional adoption
- Lack of monetization model restricts long-term development budget
| - Mandatory location permission increases startup friction [User Sentiment]
- Rigid input constraints exclude specialized tire sizes [User Sentiment]
| - Frequent startup crashes [older hardware]
- Visible spelling errors [lack of quality control]
- Missing vehicle-specific data [maintenance utility gap]
| - No cloud-based data persistence forces manual re-entry of pool settings
- Calculator interface lacks precision for mobile users
| - $29.99 price point exceeds category median
- Lack of live camera overlays limits modern workflow integration
|
| Pricing | free | free | freemium | free | free | free | free | free | free | paid |
| Momentum | Maintenance | Maintenance | Maintenance | Maintenance | Maintenance | Zombie | Maintenance | Zombie | Maintenance | Active |
| Update Cadence | 2 versions, ~2d avg | 5 versions, ~98d avg | 5 versions, ~171d avg | 2 versions, ~11d avg | 5 versions, ~111d avg | 1 versions, 1 majors/6mo | 2 versions, 1 majors/6mo, ~1747d avg | 2 versions, ~1955d avg | 2 versions, ~33d avg | 5 versions, 4 majors/6mo, ~24d avg |
