Comparison

Sea Shell Identifier & Guide vs Offsider

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

Sea Shell Identifier & Guide

Effortlessly identify seashells by taking a photo or uploading an image. Build a personalized digital collection of your favorite finds and create custom wallpapers from shell images. Explore detailed information and images for each recognized species.

Highlights
  • Seashell identification via photo
  • Detailed species information
  • Personalized seashell collection
  • Customizable wallpapers
  • Image upload for identification
Features
Read full description

Introducing the ultimate Seashell Identifier App, designed for nature enthusiasts and collectors alike. This app allows users to easily identify various seashell species by simply taking a photo. With its vast database, it can quickly recognize a wide range of shells, providing users with detailed information about each species. Simply open the app, take a photo or upload an image of your favorite seashell, and the app will return all the relevant information and images related to the seashell you're interested in Key Features: Seashell Identification Take a photo or upload an image for the app to identify the seashell. It will provide all the relevant information and images about the seashell you're interested in. Create Your Own Seashell Collection Our app helps you build a personalized collection of your favorite seashells. You can customize your collection by adding, editing, or removing shells. After identifying a seashell, you can easily save the details into your collection. Create Wallpapers The app offers a variety of beautiful pre-set wallpapers, and you can also save images of the seashells you're interested in to set up your own personalized wallpaper. Payment will be processed through your iTunes Account upon confirming the purchase. The subscription will renew automatically unless you turn off auto-renewal at least 24 hours before the current period ends. You will be charged for renewal within 24 hours before the current period expires, with the renewal cost confirmed at that time. Any remaining time from a free trial, if available, will be forfeited once a subscription is purchased. You can manage your subscription and disable auto-renewal in your Account Settings after the purchase. Terms of Use: https://sites.google.com/view/seashellidentifierguide/terms-of-service Privacy Policy: https://sites.google.com/view/seashellidentifierguide/privacy-policy

About

Offsider

Create custom lists with unique fields for any purpose, from groceries to inventory. Calculate totals, search quickly, and scan items with your camera. Syncs across devices and offers collaboration features for premium users.

Highlights
  • Customizable list fields
  • Smart totals and formulas
  • Fast search and add
  • Barcode and QR scanning
  • Sort and group options
  • iCloud sync
  • Real-time collaboration (Premium)
Features
Read full description

Offsider — Your Productivity Sidekick Offsider is the list app that works the way you think. Whether you're tracking a grocery run, building a reading list, managing home inventory, or planning tasks, Offsider gives every list exactly the fields it needs — no more, no less. Any list. Your way. Start from a built-in template or build from scratch. Each list gets its own custom fields: text, numbers, currency, dates, ratings, checkboxes, URLs, and option pickers. Add the fields that matter, skip the ones that don't, and reorder them any time. Smart totals at a glance See the numbers that matter right from the list — total spend, average rating, item count, or any formula you define. Offsider calculates totals across your items automatically, so you always know where you stand. Find it. Add it. Fast. Search your list as you type — and if the item isn't there yet, add it in a single tap. No switching to an add screen, no extra steps. Scan to add Point your camera at a product barcode and Offsider looks up the name for you. Scanning a book? It reads the ISBN and fetches the title automatically. QR code? The text goes straight in. Sort and group your way Sort by any field — alphabetically, by date, by price. Group items into sections by category, status, priority, or any other field to keep things easy to navigate. Stays in sync Your lists sync automatically across all your devices via iCloud. Everything is always up to date, everywhere. Share and collaborate (Premium) Share any list with family, friends, or colleagues via a simple link. Everyone with the link can view and edit in real time — perfect for shared shopping lists, group projects, or household inventories. --- Free includes: - Up to 5 lists - All field types and templates - iCloud sync - Barcode, ISBN, and QR scanning - Sort, group, and totals Offsider Premium — one-time purchase, no subscription: - Unlimited lists - List sharing and real-time collaboration --- Your lists. Your rules.

Screenshots

Sea Shell Identifier & Guide4 screens
Offsider4 screens

Verdict

The call

The clearest difference is review sentiment: Sea Shell Identifier & Guide at 75% against Offsider's 0%. Sea Shell Identifier & Guide also leads on rating (4.2 vs 1.0) and update cadence (weekly vs every 2 months). Offsider's advantage is ads (none vs shown). On price, in-app purchases, monetization model and device support 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Sea Shell Identifier & Guide sells 2 in-app purchases, starting at $4.99 per 7 days and Offsider sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

Sea Shell Identifier & Guide holds the better App Store score, 4.2 against 1.0. That said, the two scores are not equally well evidenced: Sea Shell Identifier & Guide has 193 ratings behind it against 1, so its average is the more settled of the two. Written reviews point the same way: 75% of Sea Shell Identifier & Guide's written reviews are positive against 0% of Offsider's.

UpkeepUpdate frequency

Sea Shell Identifier & Guide ships an update weekly, Offsider every 2 months. The most recent releases landed on November 4, 2026 and November 5, 2026 respectively.

Scorecard6 real differences · 4 level
Sea Shell Identifier & Guide versus Offsider: the parameters behind the verdict, then further details
ParameterSea Shell Identifier & GuideOffsider
PriceFreeFree
Rating4.2 (193 ratings) — better1.0 (1 ratings)
Positive reviews74.7% of reviews — better0.0% of reviews
Number of ratings193 — better1
Update frequencyWeekly — betterEvery 2 months
AdsYesNo — better
In-app purchasesYesYes
MonetizationFree with in-app purchasesFree with in-app purchases
DevicesiPhone, iPad, iPod — betteriPhone, iPad
Requires iOS15.0 — better18.6
Further details — not scored
Size229 MB5 MB
Age rating4+4+
DeveloperNgoan Doan ThiRajiv Dhinakaran

Customer experience

Sea Shell Identifier & Guide

All ratings180 ratings
Positive80.0%
Neutral4.4%
Negative15.6%
Written reviews83 reviews
Positive74.7%
Neutral4.8%
Negative20.5%

Offsider

All ratings1 ratings
Positive0.0%
Neutral0.0%
Negative100.0%
Written reviews1 reviews
Positive0.0%
Neutral0.0%
Negative100.0%

Bugs and requests

Sea Shell Identifier & Guide

Reported bugs

2 issues
  • System errors when trying to identify shells
  • Compatibility issues with older devices

Requested features

4 requests
  • More free identification attempts per day
  • Improved accuracy for shell identification
  • Expanded shell database coverage
  • Offline mode for identification

Offsider

Not enough reviews yet to summarise bugs or requests.

In-app purchases

2 purchases

Sea Shell Identifier & Guide

Subscriptions2
  • Premium Weekly$4.997 Days
  • Premium Yearly$39.991 Year
1 purchases

Offsider

One-time1
  • Offsider Premium$9.99

Questions

Is Sea Shell Identifier & Guide free?
Sea Shell Identifier & Guide is free to download, with in-app purchases available.
Is Offsider free?
Offsider is free to download, with in-app purchases available.
Which has better reviews, Sea Shell Identifier & Guide or Offsider?
Sea Shell Identifier & Guide is rated higher. Sea Shell Identifier & Guide averages 4.2 out of 5 from 193 ratings, while Offsider averages 1.0 from 1 ratings.
Do Sea Shell Identifier & Guide or Offsider have ads?
Sea Shell Identifier & Guide shows ads; Offsider does not.
Which is updated more often, Sea Shell Identifier & Guide or Offsider?
Sea Shell Identifier & Guide ships an update weekly, and Offsider every 2 months. Most recently, Sea Shell Identifier & Guide was updated on November 4, 2026 and Offsider on November 5, 2026.

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