Decypher vs Fossil Identifier
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Decypher
Explore the history and significance of UK post boxes and street furniture. This app uses your camera and AI to identify and provide information about these everyday objects.
- AI-powered identification
- Learn about post box history
- Discover street furniture details
- Uses device camera
- UK-focused content
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Did you know that post boxes in the United Kingdom can tell you a lot about their history and the one of your neighbourhood? Both their shape and the ‘royal cyphers’ they carry can tell you a lot if you know where to look. Decypher uses your camera and AI to tell you more about post boxes and other street furniture around the UK.
Fossil Identifier
Instantly identify fossils from a photo using advanced AI. Get detailed insights into species, age, rarity, and more. Explore a vast database of prehistoric discoveries, perfect for enthusiasts and professionals alike.
- Instant AI identification from photos
- Detailed fossil insights (classification, age, rarity)
- Vast fossil database access
- Educational and user-friendly interface
- Explore prehistoric world
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Discover the Past with Fossil AI: Your Ultimate Fossil Identifier Step into Earth's ancient history with the Fossil Identifier App: Identify Fossils! Powered by cutting-edge AI, this app instantly identifies fossils from a single image, providing you with rich insights into each remarkable discovery. Whether you're a professional paleontologist, a passionate collector, or just beginning your fossil journey, Fossil AI is the perfect tool to explore the prehistoric world. Key Features: Instant Identification – Snap or upload a photo, and our AI will recognize the fossil within seconds. Detailed Fossil Insights – Learn about species classification, geological age, formation, rarity, and more. Vast Fossil Database – Access an extensive collection spanning different geological periods and locations. Educational & User-Friendly – Ideal for hobbyists, students, and experts, making fossil learning effortless. Subscription automatically renews unless auto-renew is cancelled at least 24-hours before the end of the current period. The subscription fee is charged to your iTunes account at the confirmation of purchase. You may manage your subscription and turn off auto-renewal by going to your Account Settings after purchase. Per Apple policy, no cancellation of the current subscription is allowed during active subscription period. Once purchased, refunds will not be provided for any unused portion of the term. Terms of Use: https://sites.google.com/view/fossilidentifier/terms-of-service Privacy Policy: https://sites.google.com/view/fossilidentifier/privacy-policy
Screenshots
Verdict
The clearest difference is in-app purchases: Decypher at none against Fossil Identifier's 3. Decypher also leads on ads (none vs shown) and review sentiment (100% vs 69%). Fossil Identifier's advantage is device support (3 vs 1). On price 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. Fossil Identifier sells 3 in-app purchases, starting at $3.99 per 7 days. Decypher asks for nothing beyond the download.
Decypher ships an update daily, Fossil Identifier every 4 weeks. The most recent releases landed on November 3, 2026 and October 30, 2026 respectively.
| Parameter | Decypher | Fossil Identifier |
|---|---|---|
| Price | Free | Free |
| Rating | — | 4.4 (160 ratings) — better |
| Positive reviews | 100.0% of reviews — better | 68.6% of reviews |
| Number of ratings | — | 160 — better |
| Update frequency | Daily — better | Every 4 weeks |
| Ads | No — better | Yes |
| In-app purchases | No — better | Yes |
| Monetization | Free — better | Free with in-app purchases |
| Devices | iPhone | iPhone, iPad, iPod — better |
| Requires iOS | 16.0 | 15.0 — better |
| Further details — not scored | ||
| Size | 69 MB | 67 MB |
| Age rating | 4+ | 4+ |
| Developer | New Material, Inc. | Sinh Nguyen Mai |
Customer experience
Decypher
Fossil Identifier
Bugs and requests
Decypher
Not enough reviews yet to summarise bugs or requests.
Fossil Identifier
Reported bugs
2 issues- Error messages on every submission
- Unexpected charges on payment method
Requested features
3 requests- Add a free sign-up option
- Reduce the subscription cost
- Improve the accuracy of fossil identification
In-app purchases
Decypher
No in-app purchases
Fossil Identifier
- Premium Weekly$3.997 Days
- Premium Monthly$9.991 Month
- Premium Yearly$39.991 Year
Questions
Is Decypher free?
Is Fossil Identifier free?
Do Decypher or Fossil Identifier have ads?
Which is updated more often, Decypher or Fossil Identifier?
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