Comparison

ZeroSigma vs Trackoshi BTC

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

ZeroSigma

This app offers real-time options analytics for traders, providing insights into dealer positioning and market structure. Visualize strike-level exposure and understand changes in the options landscape with interactive charts and detailed Greek analytics.

Highlights
  • Greek exposure analytics
  • Delta-adjusted Gamma Exposure (DA-GEX)
  • Vega Exposure (Vega-EX)
  • Interactive strike-level charts
  • Dealer Directional Open Interest (DDOI)
  • Real-time options positioning monitoring
Features
Read full description

ZerσSigma is a real-time options analytics platform built for traders who want a deeper understanding of dealer positioning, options exposure, and market structure. Explore strike-level exposure across SPX, SPY, QQQ, and NDX with interactive charts designed to help you identify important positioning concentrations and understand changes in the options landscape. **Features:** - Greek exposure analytics, including Gamma, Delta, Vega, Vanna, Charm, Theta, Speed, Vomma, and Zomma - Delta-adjusted Gamma Exposure (DA-GEX) - Vega Exposure (Vega-EX) and volatility sensitivity - Optional Low IV overlay for Gamma analysis - Net and Call/Put split views - Open-interest and volume-weighted exposure - Dealer Directional Open Interest (DDOI) - Interactive strike-level charts with zoom and inspection - Multiple symbols and 0DTE/1DTE expiration selection - Secure account-based access The iPhone app provides a streamlined way to monitor options positioning wherever you are, using the ZerσSigma analytics platform. Create an account to get started. Premium features require an eligible subscription. ZerσSigma provides market analytics for informational purposes and does not provide investment advice or trading recommendations. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

About

Trackoshi BTC

Features
Read full description

Trackoshi is the smart way to keep an eye on your Bitcoin portfolio — no connection to wallets or exchanges, no tracking, full control over your data. WHAT TO EXPECT DASHBOARD WITH EVERYTHING THAT MATTERS Current BTC price in CHF, EUR or USD Optional secondary currency in the header Fear & Greed Index with 7-day comparison Your holdings, cost basis and total value Portfolio chart with historical data (1 year) IN-DEPTH ANALYSIS Price history vs. cost basis Break-even analysis with a visual gauge Realized profit/loss after sales DCA efficiency: average purchase price per year FIFO or AVCO method for cost basis SIMPLE TRANSACTION TRACKING Buys, sells, transfers in, transfers out All transaction types color-coded Notes and fees per transaction Filter your history by type CSV import and export for your own data MORE TOOLS Purchase simulator: calculates your new cost basis when buying more Scenario calculator: portfolio value at a target price CUSTOMIZABLE AND MULTILINGUAL German and English Light and dark mode Three font sizes Show or hide dashboard modules CHF, EUR or USD as main currency PRIVACY-FRIENDLY No wallet access required No tracking, no ads Secure cloud storage in Europe Delete your account anytime No sharing of your data with third parties PREMIUM (ONE-TIME PURCHASE) Unlock all features with a single payment — no subscription, no recurring costs: Unlimited transactions (Free: max. 25) Pay once, use forever All future updates included The purchase is handled through your Apple ID. You can restore your purchase at any time. WHO IS TRACKOSHI FOR? Trackoshi is for anyone who wants to follow their BTC holdings with intention — from DCA savers to long-term hodlers to active investors. You enter your transactions manually and keep full control over your data. NO ADVICE, NO TRADING Trackoshi is a pure tracking app. We do not sell Bitcoin, give no investment advice, and are not connected to exchanges or wallets. All investment decisions are yours. TERMS AND PRIVACY Terms: trackoshi.com/agb.html Privacy: trackoshi.com/datenschutz.html Support: trackoshi.com/kontakt.html Made in Switzerland

Screenshots

ZeroSigma4 screens
Trackoshi BTC4 screens

Verdict

The call

The clearest difference is update cadence: Trackoshi BTC at every 3 days against ZeroSigma's every 6 weeks. 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. ZeroSigma sells 2 in-app purchases, starting at $79.00 per month and Trackoshi BTC sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

ZeroSigma ships an update every 6 weeks, Trackoshi BTC every 3 days. The most recent releases landed on November 5, 2026 and October 31, 2026 respectively.

Scorecard1 real difference · 9 level
ZeroSigma versus Trackoshi BTC: the parameters behind the verdict, then further details
ParameterZeroSigmaTrackoshi BTC
PriceFreeFree
Rating5.0 (3 ratings) — better—
Positive reviews100.0% of reviews—
Number of ratings3 — better—
Update frequencyEvery 6 weeksEvery 3 days — better
AdsNoNo
In-app purchasesYesYes
MonetizationFreemium—
DevicesiPhone, iPodiPhone, iPod
Requires iOS15.115.0 — better
Further details — not scored
Size31 MB9 MB
Age rating4+4+
DeveloperZeroSigmaBlue Bubble GmbH

In-app purchases

2 purchases

ZeroSigma

Subscriptions2
  • ZeroSigma Premium$79.001 Month
  • ZeroSigma Premium$699.001 Year
1 purchases

Trackoshi BTC

One-time1
  • Premium (One-Time)$14.99

Questions

Is ZeroSigma free?
ZeroSigma is free to download, with in-app purchases available.
Is Trackoshi BTC free?
Trackoshi BTC is free to download, with in-app purchases available.
Do ZeroSigma or Trackoshi BTC have ads?
Neither ZeroSigma nor Trackoshi BTC shows ads.
Which is updated more often, ZeroSigma or Trackoshi BTC?
ZeroSigma ships an update every 6 weeks, and Trackoshi BTC every 3 days. Most recently, ZeroSigma was updated on November 5, 2026 and Trackoshi BTC on October 31, 2026.

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