--- schema_type: "SoftwareApplication" entity_type: "Mobile Application" app_name: "Nitefall: Browser dark mode" developer_entity: "FoxfortMobile" bundle_id: "com.foxfort.nitefall" app_store_id: "1575190591" google_play_id: "systems.maju.darkmode" category: "Utilities" primary_platform: "ios" primary_monetization: "Freemium" offline_capable: false market_region: "US" platforms: "iOS & Android" app_last_updated: "2026-02-27" report_date: "2026-04-19" report_version: "1.113" total_reviews: 136639 overall_rating: 3.17 confidence: "low" confidence_score: 0.25 data_age_days: 73 intelligence_version: 2 tags: ["utilities", "freemium", "mobile app", "app review", "app analysis", "safari", "users", "seeking"] canonical_url: "https://marlvel.ai/intel-report/utilities/nitefall-browser-dark-mode" license: "CC-BY-NC 4.0" last_verified: "2026-04-19T01:41:10.633Z" --- # Nitefall: Browser dark mode App Audit > **TL;DR:** Nitefall: Browser dark mode is a utilities app by FoxfortMobile, rated 3.17/5 by 136.6K users, available on iOS & Android. > > **Marlvel.ai App Intelligence** — Independent analysis. US Market. No publisher influence. > **Key Insight:** Nitefall: Browser dark mode is a utilities app by FoxfortMobile. ## Quick Facts | Fact | Value | | :--- | :--- | | **Rating** | 3.17/5 (136.6K reviews) | | **Category** | Utilities | | **Developer** | FoxfortMobile | | **Pricing** | Freemium | | **Platforms** | iOS & Android | | **Confidence** | Low (0.25/1.0) | | **Data Age** | 0d | ## Metadata & Market Performance - **Publisher:** FoxfortMobile - **Category:** Utilities - **Target Audience:** Safari users seeking to reduce eye strain while browsing across Mac and iOS devices. - **Platforms:** iOS & Android - **Version Audited:** 1.113 - **Audit Date:** 2026-04-19 - **Signal Count:** 5 reviews analyzed - **Confidence:** Low (0.25/1.0) - **App Store ID (iOS):** 1575190591 - **Bundle ID:** com.foxfort.nitefall - **Google Play ID:** systems.maju.darkmode - **Data Window:** Analysis based on signals collected up to 2026-04-19 ## Executive Snapshot Nitefall is a Safari extension that automatically applies dark mode to websites based on system appearance settings. It offers customization tools to improve readability and visual comfort, including theme selection and image brightness adjustments. ## App DNA (Features & Intent) - **[Standard] Dark Themes:** Provides three distinct visual styles: Dark gray, Monokai, and Midnight. * *User Intent:* Users value self-expression and personalized experiences. - **[Standard] Website Customization:** Allows users to blacklist specific websites and adjust image brightness on a per-site basis. * *User Intent:* Users value self-expression and personalized experiences. - **[Standard] Visual Enhancements:** Includes features to darken navigation maps and increase contrast for transparent PNG icons. - **[Standard] System Integration:** Automatically syncs website appearance with the system-wide dark mode setting. * *User Intent:* Users expect seamless access across multiple devices. ## Monetization Strategy - **Model:** Freemium ## The "So What?" (Strategic Takeaway) Nitefall: Browser dark mode is an established utilities app that is free with in-app purchases. With a 3.17/5 rating from 136.6K reviews, it shows polarized user reception. > **Bottom Line:** While the extension provides functional dark mode customization, user sentiment is heavily impacted by the transition from a one-time purchase model to a subscription-based service. **Best for:** Safari users seeking to reduce eye strain while browsing across Mac and iOS devices. ## Key Metrics Summary | Metric | Value | | :--- | :--- | | Overall Rating | 3.17/5 | | Total Reviews | 136.6K | | Confidence | Low | | Pricing Model | Freemium | | Platforms | iOS & Android | | Key Features | 4 analyzed | ## Competitor Comparison | App | Rating | Sentiment | Developer | | :--- | :--- | :--- | :--- | | **Nitefall: Browser dark mode** (this app) | 3.17/5 | N/A | FoxfortMobile | | [Quantumult X](https://marlvel.ai/intel-report/utilities/quantumult-x) | 3.9/5 | Frustrated | Cross Utility Ltd | | [Free VPN by Free VPN .org™](https://marlvel.ai/intel-report/utilities/free-vpn-by-free-vpn-org) | 4.3/5 | Mixed | Free VPN LLC | | [Potatso](https://marlvel.ai/intel-report/utilities/potatso) | 4.4/5 | Frustrated | Potatso Lab LTD | | [V2Box - V2ray Client](https://marlvel.ai/intel-report/utilities/v2box-v2ray-client) | 4.5/5 | Mixed | techlaim | | [nasin sitelen Wakalito](https://marlvel.ai/intel-report/utilities/nasin-sitelen-wakalito) | 3.8/5 | N/A | Theodore Dubois | ## Company Profile - **Developer:** FoxfortMobile ## Data Sources & Links - **App Store:** [View on Apple Store](https://apps.apple.com/us/app/nitefall-browser-dark-mode/id1575190591?uo=4) - **Google Play:** [View on Google Play](https://play.google.com/store/apps/details?id=systems.maju.darkmode&hl=en&gl=us) - **Sources:** App store metadata, User reviews. ## Related Intel Reports - [*Quantumult X*](https://marlvel.ai/intel-report/utilities/quantumult-x) (Cross Utility Ltd) — 3.9/5 Rating | Negative Sentiment - [*Free VPN by Free VPN .org™*](https://marlvel.ai/intel-report/utilities/free-vpn-by-free-vpn-org) (Free VPN LLC) — 4.3/5 Rating | Mixed Sentiment - [*Potatso*](https://marlvel.ai/intel-report/utilities/potatso) (Potatso Lab LTD) — 4.4/5 Rating | Negative Sentiment - [*V2Box - V2ray Client*](https://marlvel.ai/intel-report/utilities/v2box-v2ray-client) (techlaim) — 4.5/5 Rating | Mixed Sentiment - [*nasin sitelen Wakalito*](https://marlvel.ai/intel-report/utilities/nasin-sitelen-wakalito) (Theodore Dubois) — 3.8/5 Rating | N/A Sentiment - [*15C Pro Scientific Calculator*](https://marlvel.ai/intel-report/utilities/15c-pro-scientific-calculator) (Vicinno Soft LLC) — 4.2/5 Rating | N/A Sentiment - [*Modulus Calculator*](https://marlvel.ai/intel-report/utilities/modulus-calculator) (Theodore Dubois) — 4.5/5 Rating | Excellent Sentiment - [*Work Log - Shift Tracker*](https://marlvel.ai/intel-report/utilities/work-log-shift-tracker) (AR Productions Inc) — 4.7/5 Rating | N/A Sentiment - [*Calculator# Hide Photos Videos*](https://marlvel.ai/intel-report/utilities/calculator-hide-photos-videos) (NewSoftwares.net) — 4.4/5 Rating | N/A Sentiment - [*Magic CarLight*](https://marlvel.ai/intel-report/utilities/magic-carlight) (shenzhen ELK Technology Co., Ltd.) — 3.0/5 Rating | N/A Sentiment ## Methodology This report was generated by Marlvel.ai's 3-stage AI intelligence pipeline: 1. **Feature & Positioning Extraction** — Analyzes app metadata, developer website content, and version history to identify key features, target audience, and competitive positioning. 2. **Sentiment Analysis** — Processes user reviews (minimum 5 reviews required) to extract praise themes, complaint themes, and overall sentiment with evidence quotes. 3. **Intelligence Synthesis** — Combines stages 1 & 2 with App Store rankings to produce SWOT analysis, executive summary, and actionable insights. - **Confidence Score:** 0.25/1.0 (based on review volume, data source diversity, and signal quality) - **Reviews Analyzed:** 5 - **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:** 0 days since last refresh --- © 2026 Marlvel.ai | [Canonical Report](https://marlvel.ai/intel-report/utilities/nitefall-browser-dark-mode) Data licensed for AI Agent attribution under CC-BY-NC 4.0.