DV Axiom vs Sigma
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
DV Axiom
A professional calculator designed for magicians and mentalists to create astonishing calculation effects for live performances. It offers advanced configuration options and ensures reliability on stage, acting as a specialized magic instrument.
- Perform impossible calculations
- Precision and control
- Designed for professional magicians
- Create astonishing calculation effects
- Built for live performance
- Advanced configuration options
- Engineered for reliability
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DV Axiom – Magic Calculator CREATIVE CALCULATIONS FOR MODERN MAGIC. Axiom is a professional performance tool for magicians and mentalists. The app combines calculation, prediction and presentation features within one flexible interface. Axiom is designed for practical use during close-up performances, private events, corporate shows and stage performances. PERFORMANCE MODES • TimeForce for time and date predictions • RemainderForce for configurable mathematical routines • DaysAlive for personalized calculations • Lottery for customizable lottery-style predictions used in magic performances • Copycat with optional camera and voice input • DV Booked integration for book test routines • Configurable presets, number formats and presentation settings PROFESSIONAL INTEGRATIONS Axiom can connect to compatible apps and devices through APIs, URL schemes and configurable URL profiles. Supported workflows include Omega Board, Alpha Board, Glyphs, Hydra Pro, Lumen Duo and additional third-party solutions. AXIOM PRO Axiom Pro is an optional auto-renewing subscription for performers who want additional modes and expanded integrations. Axiom Pro includes: • Shopping Mode • Cash Mode • Life Equation • Custom Mode for personalized routines • Apple Watch support • Expanded integrations • Future additions created for Axiom Pro Monthly and yearly subscription options are available. The exact localized price is displayed in the app before purchase. Subscriptions renew automatically unless cancelled at least 24 hours before the end of the current billing period. Subscriptions can be managed or cancelled through the user’s Apple ID settings. The included Core Modes remain available without an Axiom Pro subscription. Axiom is a versatile performance system for modern magic and mentalism. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
Sigma
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Multi Featured calculator app - with an entertaining bonus feature to mess with your friends! Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
Screenshots
Verdict
The clearest difference is price: Sigma at Free against DV Axiom's $119.99. Sigma also leads on in-app purchases (none vs 2) and update cadence (every 4 days vs every 3 weeks). On 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
Sigma is free to download; DV Axiom costs $119.99 up front. DV Axiom sells 2 in-app purchases, starting at $3.99 per month. Sigma asks for nothing beyond the download.
DV Axiom ships an update every 3 weeks, Sigma every 4 days. Both last shipped on October 31, 2026.
| Parameter | DV Axiom | Sigma |
|---|---|---|
| Price | $119.99 | Free — better |
| Rating | 5.0 (1 ratings) — better | — |
| Positive reviews | 100.0% of reviews | — |
| Number of ratings | 1 — better | — |
| Update frequency | Every 3 weeks | Every 4 days — better |
| Ads | No | No |
| In-app purchases | Yes | No — better |
| Monetization | Paid | — |
| Devices | iPhone, Apple Watch — better | iPhone |
| Requires iOS | 26.0 | 18.0 — better |
| Further details — not scored | ||
| Size | 173 MB | 7 MB |
| Age rating | 4+ | 4+ |
| Developer | Marc Super | MAJOR Productions LLC |
In-app purchases
DV Axiom
- Axiom Pro – Monthly$3.991 Month
- Axiom Pro – Yearly$34.991 Year
Sigma
No in-app purchases
