--- schema_type: "SoftwareApplication" entity_type: "Mobile Application" app_name: "EXIFER-ExifViewer" developer_entity: "Kaoru Matarai" bundle_id: "EXIFER-iOS" app_store_id: "1489545336" category: "Photo & Video" primary_platform: "ios" primary_monetization: "Free" offline_capable: false market_region: "US" platforms: "iOS" app_last_updated: "2020-03-29" report_date: "2026-10-12" last_verified: "2026-10-12T00:00:00.000Z" report_version: "1.1.0" total_reviews: 4 overall_rating: 5 confidence: "low" confidence_score: 0.05 data_age_days: 34 momentum_velocity: "zombie" intelligence_version: 2 tags: ["photo & video", "free", "mobile app", "app review", "app analysis", "photography", "enthusiasts", "privacy-conscious"] canonical_url: "https://marlvel.ai/apps/exifer-exifviewer" license: "CC-BY-NC 4.0" content_version: "v2" --- # EXIFER-ExifViewer Intelligence Report ## TL;DR {#tldr} - **Category**: Photo & Video · Free - **Signal**: Rating 5 > **TL;DR:** EXIFER-ExifViewer is a photo & video app by Kaoru Matarai, rated 5/5 by 4 users, available on iOS. > > **Marlvel.ai App Intelligence** - Independent analysis. US Market. No publisher influence. > **Key Insight:** EXIFER-ExifViewer is a photo & video app by Kaoru Matarai. ## Quick Facts | Fact | Value | | :--- | :--- | | **Rating** | 5/5 (4 reviews) | | **Category** | Photo & Video | | **Developer** | Kaoru Matarai | | **Pricing** | Free | | **Platforms** | iOS | | **Confidence** | Low (0.05/1.0) | | **Data Age** | 34d | ## Metadata & Market Performance - **Publisher:** Kaoru Matarai - **Category:** Photo & Video - **Target Audience:** Photography enthusiasts and privacy-conscious users who need to inspect, edit, or remove metadata from their image files. - **Platforms:** iOS - **Version Reviewed:** 1.1.0 - **Report Date:** 2026-10-12 - **Signal Count:** 0 reviews analyzed - **Confidence:** Low (0.05/1.0) - **App Store ID (iOS):** 1489545336 - **Bundle ID:** EXIFER-iOS - **Data Window:** Analysis based on signals collected up to 2026-10-12 ## Executive Snapshot **What it is:** EXIFER-ExifViewer is a metadata management utility for iOS that allows users to view, edit, and delete EXIF data from their photo library. **Why users hire it:** The app removes the friction of manual metadata cleanup, serving users who need to strip location data or correct timestamps before sharing images publicly. ## App DNA (Features & Intent) - **[Standard] EXIF Data Management:** View and delete metadata including file size, dimensions, lens model, and depth information for any photo in the device library. - **[Differentiator] Location Editing:** Modify or remove GPS coordinates associated with image files to manage privacy or correct location data. * *User Intent:* Users prioritize data protection and trust in the platform. - **[Standard] Date and Time Adjustment:** Edit the timestamp of photos and choose between overwriting original files or saving as new copies. ## Market Position {#market-position} EXIFER-ExifViewer occupies a niche utility space in the Photo & Video category, maintaining a 5.0-star rating across its limited user base. The absence of a monetization gate distinguishes it from more aggressive, subscription-based photo management tools. ## Monetization Strategy - **Model:** Free - **Tiers:** Full functionality available at no cost - **Analysis:** The developer offers all features for free, relying on voluntary user support for ongoing maintenance. ## SWOT Analysis {#swot} **Core Strengths:** - Dark mode interface integration **Growth Levers:** - Modernizing metadata tools for current iOS formats ## What's New - **Latest (v1.1.0, 6 years ago):** Optimized the date editing functionality. ## App Momentum (Zombie) {#momentum} - Maintenance mode for six years - No feature updates since 2020 > **Cadence:** 1 total versions · 1 majors in last 6 months · 2388 days since last update ## The "So What?" (Strategic Takeaway) {#so-what} EXIFER-ExifViewer is a photo & video app that is completely free. It holds a 5/5 rating from 4 reviews. > **Bottom Line:** EXIFER-ExifViewer provides a functional metadata utility, but the six-year development gap leaves it vulnerable to obsolescence as native OS features expand. The lack of updates signals a maintenance-only posture that limits long-term viability. **Best for:** Photography enthusiasts and privacy-conscious users who need to inspect, edit, or remove metadata from their image files. ### PM Action Plan (Next Best Moves) - [ ] [MAINTAIN] Audit current metadata compatibility because the app has not been updated since 2020 → ensure core functionality remains stable ### Outlook: Stable The metadata utility market is increasingly dominated by native OS features, which reduces the demand for standalone apps like EXIFER-ExifViewer. Without a roadmap for modernizing the feature set, EXIFER-ExifViewer will likely remain a static utility with limited growth potential. - ⚪ The six-year development gap indicates the app is in maintenance mode, with no active feature expansion planned. ## Key Metrics Summary | Metric | Value | | :--- | :--- | | Overall Rating | 5/5 | | Total Reviews | 4 | | Confidence | Low | | Pricing Model | Free | | Platforms | iOS | | Key Features | 3 analyzed | | Outlook | Stable | ## Competitor Comparison | App | Rating | Sentiment | Developer | | :--- | :--- | :--- | :--- | | **EXIFER-ExifViewer** (this app) | 5/5 | N/A | Kaoru Matarai | | [AI Catch: AI Video Generator](https://marlvel.ai/apps/com-prominent-aicatch) | 4.4/5 | n/a | Prominent Fortune PTE. LTD | | [AI Video Editor・Trim, Compress](https://marlvel.ai/apps/ai-video-editor-trim-compress) | N/A/5 | N/A | Ankitbhai Jivani | | [Cantina: AI Video & Characters](https://marlvel.ai/apps/is-signal-ios) | 4.8/5 | N/A | Cantina, Inc | | [CapCut: Photo & Video Editor](https://marlvel.ai/apps/capcut-photo-video-editor) | 4.1/5 | Mixed | Bytedance Pte. Ltd | | [Instagram](https://marlvel.ai/apps/instagram) | 4.3/5 | n/a | Instagram, Inc. | ## Company Profile - **Developer:** Kaoru Matarai ## Data Sources & Links - **App Store ID:** 1489545336 - **Sources:** App store metadata. ## Related Intel Reports - [*AI Catch: AI Video Generator*](https://marlvel.ai/apps/com-prominent-aicatch) (Prominent Fortune PTE. LTD) · 4.4/5 Rating - [*AI Video Editor・Trim, Compress*](https://marlvel.ai/apps/ai-video-editor-trim-compress) (Ankitbhai Jivani) · N/A Rating - [*Cantina: AI Video & Characters*](https://marlvel.ai/apps/is-signal-ios) (Cantina, Inc) · 4.8/5 Rating - [*CapCut: Photo & Video Editor*](https://marlvel.ai/apps/capcut-photo-video-editor) (Bytedance Pte. Ltd) · 4.1/5 Rating - [*Instagram*](https://marlvel.ai/apps/instagram) (Instagram, Inc.) · 4.3/5 Rating - [*Lightroom: AI Photo Editor*](https://marlvel.ai/apps/lightroom-ai-photo-editor) (Adobe Inc.) · 4.8/5 Rating | Positive Sentiment - [*Picsart AI Photo Editor, Video*](https://marlvel.ai/apps/picsart-ai-photo-editor-video) (PicsArt, Inc.) · 4.3/5 Rating - [*Prismatic: A PhotoPrism Client*](https://marlvel.ai/apps/prismatic-a-photoprism-client) (Shuowei Li) · 4.0/5 Rating - [*Video Star*](https://marlvel.ai/apps/com-frontierdesign-videostar) (Frontier Design Group) · 3.5/5 Rating - [*YouTube*](https://marlvel.ai/apps/com-google-ios-youtube) (Google) · 4.3/5 Rating ## Frequently Asked Questions {#faq} ### Is EXIFER-ExifViewer free to use? Yes, EXIFER-ExifViewer currently offers all of its features for free without any paid tiers or subscriptions. ### Does EXIFER-ExifViewer work on the latest iOS versions? The app has not received an update since March 2020, so performance on the latest iOS versions may be inconsistent. ### Can I remove location data from my photos using this app? Yes, EXIFER-ExifViewer allows you to edit or remove GPS coordinates from your image files to manage your privacy. ## 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:** 0.05/1.0 (based on review volume, data source diversity, and signal quality) - **Reviews Analyzed:** 0 - **Data Sources:** 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:** 34 days since last refresh --- © 2026 Marlvel.ai | [Canonical Report](https://marlvel.ai/apps/exifer-exifviewer) Data licensed for AI Agent attribution under CC-BY-NC 4.0.