どこでもチャイム vs Retro ID
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
どこでもチャイム
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手持ちの携帯、タブレットで音での開始、終了の知れせはもちろん画面によるカウントダウンでわかりやすくシンプルに表示します。 メモやタイトルに書いておけば後から見た時や皆に見せる際にもパッと見で理解する事ができます。
Retro ID
Instantly identify vintage electronics using AI-powered image recognition. Get details on brand, model, era, authentication, condition, estimated value, and historical context. Track your collection's total worth and share your findings.
- AI-powered identification
- Authentication assessment
- Condition grading
- Estimated market value
- Price trend indicator
- Collection management
- Technical specifications
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Retro Vintage Tech Identifier uses AI-powered image recognition to identify and authenticate vintage electronics from a single photo. Point your camera at any retro device and get detailed identification, authentication status, condition grading, estimated market value, and historical background in seconds. WHAT YOU GET - Instant identification of device name, brand, model, and production era - Authentication assessment to distinguish originals from reproductions - Condition grading with star rating based on visible wear - Completeness check showing included and missing components - Estimated collector market value with loose, complete, and sealed pricing - Price trend indicator showing market direction - Rarity rating with historical context and collector tips - Technical specifications including CPU, storage, and media format - Personal collection with total value tracking - Share and export your identified items SUPPORTED CATEGORIES Game cartridges (NES, SNES, N64, Genesis, Atari), consoles (Atari 2600, NES, PlayStation, Dreamcast), vintage computers (Apple II, Commodore 64, IBM PC, Amiga), portable gaming (Game Boy, Game Gear, Lynx, PSP), retro audio (Walkman, Discman, turntables, receivers), vintage phones (Nokia 3310, Motorola RAZR), CRT televisions and monitors, cameras (Polaroid, film SLRs), classic calculators (HP-35, TI-59, Curta), and more. HOW IT WORKS 1. Open the app and point your camera at any vintage electronic item. 2. The AI analyzes your photo and identifies the device with a confidence score. 3. Review your detailed result card: identification, authentication checklist, condition, completeness, rarity, market value, and history. 4. Save items to your collection or share them. IMPORTANT NOTES - Results are generated by AI and provided for informational and educational purposes only. Always consult a professional appraiser before making purchase or sale decisions. - An active internet connection is required for identification. Saved collection items can be viewed offline. - The app identifies vintage and retro electronics manufactured before 2010. Modern devices are not supported. SUBSCRIPTION INFORMATION Retro Vintage Tech Identifier offers a 3-day free trial with up to 3 identifications. For unlimited access, subscribe to one of the following plans: - Weekly: $4.99/week - Annual: $29.99/year (best value) Payment will be charged to your Apple ID account at the confirmation of purchase. Subscription automatically renews unless auto-renewal is turned off at least 24 hours before the end of the current period. Your account will be charged for renewal within 24 hours prior to the end of the current period. You can manage your subscription and turn off auto-renewal by going to your Apple ID Account Settings after purchase. Any unused portion of a free trial period will be forfeited when you purchase a subscription. Privacy Policy: https://www.retroidentifier.com/privacy-policy Terms of Use: https://www.retroidentifier.com/terms-of-service
Screenshots
Verdict
The clearest difference is in-app purchases: どこでもチャイム at none against Retro ID's 4. どこでもチャイム also leads on ads (none vs shown). On price, device support and iOS requirement 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
Both are free to download. Retro ID sells 4 in-app purchases, starting at $9.99 per 7 days. どこでもチャイム asks for nothing beyond the download.
| Parameter | どこでもチャイム | Retro ID |
|---|---|---|
| Price | Free | Free |
| Rating | — | 5.0 (1 ratings) — better |
| Number of ratings | — | 1 — better |
| Update frequency | — | Every 3 weeks |
| Ads | No — better | Yes |
| In-app purchases | No — better | Yes |
| Monetization | — | Free with in-app purchases |
| Devices | iPhone, iPad | iPhone, iPod |
| Requires iOS | 16.4 | 15.1 — better |
| Further details — not scored | ||
| Size | 1 MB | 80 MB |
| Age rating | 4+ | 4+ |
| Developer | NANA YAMAUCHI | Dogan TURAN |
In-app purchases
どこでもチャイム
No in-app purchases
Retro ID
- Retro Identifier Pro Weekly3 Days trial$9.997 Days
- Retro Identifier Annually1 Month trial$29.991 Year
- Retro Identifier Annually3 Days trial$29.991 Year
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- Retro Identifier Pro Annually3 Days trial$59.991 Year









