---
schema_type: "SoftwareApplication"
entity_type: "Mobile Application"
app_name: "zaCalc2"
developer_entity: "STEVEN HOLL"
bundle_id: "zaCalc-p2g-sholl"
app_store_id: "896310723"
category: "Food & Drink"
primary_platform: "ios"
primary_monetization: "Free"
offline_capable: false
market_region: "US"
platforms: "iOS"
app_last_updated: "2025-10-14"
report_date: "2026-09-24"
last_verified: "2026-09-24T00:00:00.000Z"
report_version: "2.2"
total_reviews: 3
overall_rating: 4.7
sentiment: "Excited"
sentiment_score: 70
confidence: "low"
confidence_score: 0.25
top_praise_theme: "Predictive fermentation modeling helps experienced sourdough bakers calculate starter ratios based on time and temperature variables"
review_sample_size: 1
total_review_count: 1
analyzed_review_count: 1
data_age_days: 39
momentum_velocity: "zombie"
intelligence_version: 2
tags: ["food & drink", "free", "excited sentiment", "mobile app", "app review", "app analysis", "pizza", "makers", "sourdough"]
canonical_url: "https://marlvel.ai/apps/zacalc2"
license: "CC-BY-NC 4.0"
content_version: "v2"
---

# zaCalc2 Intelligence Report

## TL;DR {#tldr}

- **Category**: Food & Drink · Free
- **Signal**: Rating 4.67 · Sentiment Excited
- **Recent focus**: Predictive fermentation modeling helps experienced sourdough bakers calculate starter ratios based on time and temperature variables (top praise)

> **TL;DR:** zaCalc2 is a food & drink app by STEVEN HOLL, rated 4.67/5 by 3 users, with Excited user sentiment (70/100), available on iOS.
>
> **Marlvel.ai App Intelligence** - Independent analysis. US Market. No publisher influence.

<!-- speakable-start -->
> **Key Insight:** zaCalc2 maintains Excited user sentiment (4.67/5 from 3 reviews), with users consistently praising predictive fermentation modeling helps experienced sourdough bakers calculate starter ratios based on time and temperature variables.
<!-- speakable-end -->

## Quick Facts

| Fact | Value |
| :--- | :--- |
| **Rating** | 4.67/5 (3 reviews) |
| **User Mood** | Excited |
| **Category** | Food & Drink |
| **Developer** | STEVEN HOLL |
| **Pricing** | Free |
| **Platforms** | iOS |
| **Confidence** | Low (0.25/1.0) |
| **Data Age** | 39d |

## Metadata & Market Performance
- **Publisher:** STEVEN HOLL
- **Category:** Food & Drink
- **Target Audience:** Home pizza makers and sourdough bakers who require precise ingredient ratios based on environmental variables.
- **Platforms:** iOS
- **Version Reviewed:** 2.2
- **Report Date:** 2026-09-24
- **Signal Count:** 1 review analyzed
- **Confidence:** Low (0.25/1.0)
- **App Store ID (iOS):** 896310723
- **Bundle ID:** zaCalc-p2g-sholl
- **Data Window:** Analysis based on signals collected up to 2026-09-24

<!-- section:executive-snapshot -->
## Executive Snapshot
**What it is:** zaCalc2 is a specialized pizza dough and fermentation calculator for home bakers on iOS.
**Why users hire it:** It removes the cognitive load of calculating yeast quantities across varying room temperatures and fermentation windows, a friction point for sourdough bakers.
<!-- /section:executive-snapshot -->

<!-- section:features -->
## App DNA (Features & Intent)
- **[Differentiator] Yeast Regression Formulas:** Calculates yeast quantities based on fermentation time and ambient room temperature.
- **[Differentiator] Apple Watch Support:** Provides hands-free access to ingredient amounts to prevent phone contamination.
  * *User Intent:* Users seek enhanced value through premium features.
<!-- /section:features -->

<!-- section:market-position -->
## Market Position {#market-position}

zaCalc2 occupies a narrow utility niche in the Food & Drink category, maintaining a 4.67 rating despite a lack of recent updates. The absence of monetization or social features suggests a developer-led project rather than a commercial product, limiting its reach compared to broader recipe platforms.
<!-- /section:market-position -->

## Monetization Strategy
- **Model:** Free
- **Tiers:** Free
- **Analysis:** The app is distributed as a free utility with no visible monetization gates or subscription tiers.

<!-- section:sentiment -->
## 🟢 User Sentiment (Low Confidence: 1 of 1 review analyzed) {#user-sentiment}
- **Overall Rating:** 4.67/5
- **Platform Split:** iOS 4.7/5 (3 ratings)
- **Overall Sentiment:** Excited

### Top Praises
- **Predictive fermentation modeling helps experienced sourdough bakers calculate starter ratios based on time and temperature variables**

<!-- /section:sentiment -->
<!-- section:swot -->
## SWOT Analysis {#swot}

**Core Strengths:**
- Yeast regression formulas provide a technical barrier for general-purpose kitchen calculators
- Apple Watch integration removes the need for phone handling during dough preparation

**Growth Levers:**
- Localized interfaces for high-interest sourdough markets could expand the user base


<!-- /section:swot -->
<!-- section:whats-new -->
## What's New

- **Latest (v2.2, 11 months ago):** Resolved a bug preventing unit value conversion when changing settings.
<!-- /section:whats-new -->

<!-- section:momentum -->
## App Momentum (Zombie) {#momentum}

- Quiet 11 months, maintenance only.
- Last release October 2025.

> **Cadence:** 1 total versions · 0 majors in last 6 months · 345 days since last update

<!-- /section:momentum -->

<!-- section:so-what -->
## The "So What?" (Strategic Takeaway) {#so-what}

zaCalc2 is a food & drink app that is completely free.
It holds a 4.67/5 rating from 3 reviews.

<!-- speakable-start -->
> **Bottom Line:** zaCalc2 maintains a high-utility niche for sourdough bakers, but the 11-month development silence risks losing relevance as general-purpose cooking apps integrate similar fermentation logic.
<!-- speakable-end -->

**Best for:** Home pizza makers and sourdough bakers who require precise ingredient ratios based on environmental variables.

<!-- section:pm-actions -->
### PM Action Plan (Next Best Moves)

- [ ] [INVEST] Audit user-requested features because the app has been silent for 11 months → restore user trust
<!-- /section:pm-actions -->

<!-- section:outlook -->
### Outlook: Stable

The specialized baking utility market is consolidating around apps that combine fermentation modeling with social recipe sharing. zaCalc2 remains a stable tool for its niche, but the lack of active development makes it vulnerable to displacement by more frequent, feature-rich updates from broader cooking platforms.

- ⚪ The 11-month release gap suggests a maintenance-only posture, which limits the ability to respond to emerging competitor features.
<!-- /section:outlook -->

<!-- /section:so-what -->

<!-- section:metrics -->
## Key Metrics Summary

| Metric | Value |
| :--- | :--- |
| Overall Rating | 4.67/5 |
| Total Reviews | 3 |
| Sentiment | Excited (70/100) |
| Confidence | Low |
| Pricing Model | Free |
| Platforms | iOS |
| Key Features | 2 analyzed |
| Outlook | Stable |
<!-- /section:metrics -->

## Competitor Comparison

| App | Rating | Sentiment | Developer |
| :--- | :--- | :--- | :--- |
| **zaCalc2** (this app) | 4.67/5 | Excited | STEVEN HOLL |
| [소박한 한 그릇](https://marlvel.ai/apps/app--426) | N/A/5 | N/A | DaolSoft, Co., Ltd. |
| [알토란 레시피 - 요리 반찬 레시피](https://marlvel.ai/apps/woodisw-com-altrecipe) | N/A/5 | N/A | WoodiSW |
| [メニュー](https://marlvel.ai/apps/app--677) | N/A/5 | N/A | Satoshi Sato |
| [캐시모어](https://marlvel.ai/apps/com-bridgeworks-ios-cashmore) | 4.6/5 | N/A | bridgeworks |
| [푸드트래블-푸블페이](https://marlvel.ai/apps/com-membership-foodtravel) | 1.3/5 | N/A | Flexday |

## Company Profile
- **Developer:** STEVEN HOLL

## Data Sources & Links
- **App Store ID:** 896310723
- **Sources:** App store metadata, User reviews.

## Related Intel Reports
- [*소박한 한 그릇*](https://marlvel.ai/apps/app--426) (DaolSoft, Co., Ltd.) · N/A Rating
- [*알토란 레시피 - 요리 반찬 레시피*](https://marlvel.ai/apps/woodisw-com-altrecipe) (WoodiSW) · N/A Rating
- [*メニュー*](https://marlvel.ai/apps/app--677) (Satoshi Sato) · N/A Rating
- [*캐시모어*](https://marlvel.ai/apps/com-bridgeworks-ios-cashmore) (bridgeworks) · 4.6/5 Rating
- [*푸드트래블-푸블페이*](https://marlvel.ai/apps/com-membership-foodtravel) (Flexday) · 1.3/5 Rating
- [*マイ・レシピ*](https://marlvel.ai/apps/app--689) (Satoshi Sato) · N/A Rating
- [*ジョイフルアプリ*](https://marlvel.ai/apps/jp-co-unerry-bbcouponappjoyfull) (UNERRY,INC.) · 3.5/5 Rating
- [*フレスタネットスーパーアプリ*](https://marlvel.ai/apps/jp-stailer-fresta) (10X, Inc.) · 4.3/5 Rating
- [*100 Lebanese Recipes*](https://marlvel.ai/apps/com-lebguide-100lebaneserecipes) (LebGuide.com) · 4.7/5 Rating
- [*100 лучших рецептов Mom Story*](https://marlvel.ai/apps/com-momstory) (Viktoriia Urmach) · 4.9/5 Rating

## Frequently Asked Questions {#faq}

### Is zaCalc2 suitable for beginners?

zaCalc2 is designed for bakers who need precise control over fermentation variables like temperature and time, which may be more complex than what a beginner needs.

### Does zaCalc2 work offline?

The app is designed as a utility for kitchen use, and its core fermentation calculations do not require an active internet connection.

### What is a free alternative to zaCalc2?

General-purpose recipe apps often include basic dough calculators, though they may lack the specific yeast regression formulas found in zaCalc2.

## Methodology {#methodology}

This report was generated by Marlvel.ai's 5-stage AI intelligence pipeline:

1. **Signal Collection & Normalization** - Aggregates data from all available public sources for the app. Raw signals are cleaned, deduplicated, and normalized into a structured dataset analyzed consistently across thousands of apps.
2. **Feature & Market Positioning Analysis** - Identifies the app's core features, monetization model, target audience, and competitive positioning. Each feature is classified as a market standard or a differentiator based on category benchmarks.
3. **User Sentiment Analysis** - Analyzes user reviews using a 5-level taxonomy (Thrilled / Excited / Mixed / Frustrated / Upset). Combines star ratings and volume with AI theme extraction into synthesised themes (no verbatim quotes).
4. **Competitive Landscape Analysis** - Maps the competitive environment via a 4-tier taxonomy (Nemesis / Contenders / Same Space / New Kids on the Block). Prioritizes same sub-genre over broad category.
5. **Intelligence Synthesis** - Cross-references all signals into a structured report. Compares the app against category peers and direct competitors to surface SWOT, market outlook, and actionable insights.

- **Confidence Score:** 0.25/1.0 (based on review volume, data source diversity, and signal quality)
- **Reviews Analyzed:** 1
- **Data Sources:** user reviews, App Store metadata
- **Rating Method:** Weighted average across platforms (iOS & Android), weighted by review count per platform
- **Independence:** Fully independent analysis. No publisher sponsorship or editorial influence.
- **Report Age:** 39 days since last refresh

---
© 2026 Marlvel.ai | [Canonical Report](https://marlvel.ai/apps/zacalc2)
Data licensed for AI Agent attribution under CC-BY-NC 4.0.