Hex Editor & Viewer vs VoltKit
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Hex Editor & Viewer
This professional tool allows for fast binary viewing and precise byte editing of large files on iOS. It offers advanced analysis features like hex comparison and file header inspection, ensuring data integrity with in-place editing and dirty state tracking.
- Fast binary viewer for massive files
- Precision byte editing
- Hexadecimal & Binary view
- ASCII Data decoding
- Hex Compare logic
- File Header analysis
- In-place editing
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Stop struggling with "lite" editors that crash on large files. Hex Eye is the Professional Hex Tool designed exclusively for iOS. It combines the speed of a Simple Hex Editor with the power of a desktop Data Analyzer. Whether you need a fast Binary Viewer for massive files or a precision Byte Editor for reverse engineering, Hex Eye delivers native performance without memory errors. KEY FEATURES: INSTANT FILE VIEWER Open massive files (100MB, 1GB+) in milliseconds. Our optimized engine beats any standard Hex Viewer by reading directly from disk. PROFESSIONAL DATA EDITOR Inspect and edit with precision: - Hexadecimal & Binary view - ASCII Data decoding - Jump to address & Byte analysis - Native Dark Mode ADVANCED ANALYSIS - Hex Compare logic (visually inspect differences via offset) - File Header analysis for any format (bin, dat, exe, pdf) - Deep dive into file structures SAFE & SECURE - In-place editing protects your file structure - Dirty State tracking prevents accidental data loss - No data leaves your device PRICING: Hex Eye is free to download as a powerful Binary Viewer. A single, one-time purchase (Lifetime) unlocks unlimited Editing. No Subscriptions. No Ads. Supported formats: hex, bin, dat, txt, jpg, png, and any binary file. Download Hex Eye today - The ultimate Hex Editor & Analyzer for iOS.
VoltKit
This app is a comprehensive electrical calculator for field use, offering instant calculations for voltage drop, wire sizing, and Ohm's Law. It provides clear results with formulas and is designed for offline, glove-friendly operation.
- Voltage drop calculation (single/three-phase, DC)
- Wire size calculation (voltage drop & ampacity)
- Ohm's Law and power calculations
- Offline functionality
- Displays formulas used for results
- Glove-friendly interface
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VoltKit is the fast, no-nonsense electrical calculator built for the field. VOLTAGE DROP — Single-phase, three-phase and DC. AWG or mm², feet or meters, copper or aluminum. Instant pass/fail against the 3% / 5% guidelines, with the recommended minimum conductor size. WIRE SIZE (Pro) — Enter load, distance and voltage. Get the minimum conductor that satisfies BOTH voltage drop and ampacity, with each constraint shown separately. OHM'S LAW & POWER — Enter any two values, get the rest. Power factor supported for AC. WHY ELECTRICIANS CHOOSE VOLTKIT • 100% offline — no account, no ads, no tracking, no permissions • Shows the math — every result includes the formula with your values plugged in • Built for the field — dark, glove-friendly, instant results as you type • One-time purchase — Pro is yours forever, no subscription COMING IN FREE UPDATES FOR PRO USERS Ampacity with derating, conduit fill, box fill, motor calculations, EV charger circuit sizing. Results are estimates for reference only. Always verify with the current edition of applicable codes and a licensed professional. National Electrical Code® and NEC® are registered trademarks of the National Fire Protection Association, which is not affiliated with this app.
Screenshots
Verdict
The clearest difference is rating: VoltKit at 5.0 against Hex Editor & Viewer's 3.8. VoltKit also leads on monetization model (free vs free with in-app purchases). Hex Editor & Viewer's advantage is ratings volume (4 vs 1). 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. Hex Editor & Viewer sells 1 one-off in-app purchase and VoltKit sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.
VoltKit holds the better App Store score, 5.0 against 3.8. Both are backed by a comparable volume of ratings — 4 and 1 respectively.
| Parameter | Hex Editor & Viewer | VoltKit |
|---|---|---|
| Price | Free | Free |
| Rating | 3.8 (4 ratings) | 5.0 (1 ratings) — better |
| Number of ratings | 4 — better | 1 |
| Update frequency | Every 3 months | — |
| Ads | No | No |
| In-app purchases | Yes | Yes |
| Monetization | Free with in-app purchases | Free — better |
| Devices | iPhone, iPad — better | iPhone |
| Requires iOS | 16.6 | 16.4 — better |
| Further details — not scored | ||
| Size | 13 MB | 49 MB |
| Age rating | 4+ | 4+ |
| Developer | 倩 罗 | Kenan Islamoglu |
In-app purchases
Hex Editor & Viewer
- HexEye$4.99
VoltKit
- VoltKit Pro$4.99









