Comparison

iDfish vs Cave DB

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

Head to head
About

iDfish

Instantly identify fish species using advanced on-device AI, even without an internet connection. Access crucial fishing regulations, size limits, and handling advice for your catch. Maximize fish survival and fish legally with this comprehensive tool.

Highlights
  • Offline AI photo identification
  • Instant species identification
  • Legal size limits
  • Protection and release requirements
  • Eating quality information
  • Fishing regulation data
  • Large line-caught fish database
Features
Read full description

iDfish - AI Fish Identification & Fishing Regulations Identify your catch instantly using advanced on-device AI. Fish smarter, faster, and legally - even without an internet connection. AI Photo Identification - Works Offline iDfish features advanced AI photo recognition that analyses a photo of your catch to assist with fast and accurate species identification. Trained on thousands of high-quality, real-world images, the AI recognises natural variations in colour, shape, and size as fish and other marine species appear when freshly caught. This feature runs entirely on your device and does not require an internet connection, making it reliable wherever you fish. Once identified, instantly access: • Legal size limits (where applicable) • Protection and release requirements • Eating quality information All in under 60 seconds, helping maximise survival when fish are returned to the water. Trusted Fishing Data in the Field iDfish provides reliable and consistent fishing information designed specifically for real-world fishing conditions. Whether you use AI photo recognition or manual browsing, the app helps you quickly confirm: • Species identification • Size and possession limits • Protection status and closures • Eating quality and handling advice The World’s Largest Line-Caught Fish Database with Regulation Information iDfish contains the largest database of line-caught fish species with regulation information available on any mobile application. All images are: • High-quality and high-resolution • Photographed as fish appear freshly caught • Free from tank photos, underwater shots, dead fish, or illustrations Because fish can vary significantly due to stress, environment, or age, iDfish includes multiple colour phases and species comparison tools, making accurate identification fast and practical. Works Completely Offline iDfish works offline in the field, including AI photo recognition. Any trip data you record will automatically sync to your account when an internet connection becomes available. Note: Due to the size of the image database, a Wi-Fi connection is required for the initial download from the App Store. You are also required to create an account and log in before offline use is available. iDfish Yearly Subscription A yearly subscription ensures your fishing data stays current and compliant. Subscription Details • $9.99 per year, automatically renewed unless cancelled • First month free for new users • Payment charged to your iTunes account upon confirmation Subscription Includes • Ongoing updates to fish images and species data • Current size limits and regulations • Regional closures and protection updates • Daily almanac data Automatic Renewal • Subscription renews unless auto-renew is disabled at least 24 hours before expiry • Renewal charged within 24 hours prior to the end of the period • Manage subscriptions in your account settings • No cancellation during an active subscription period Terms and conditions: http://idfish.com.au/terms-and-conditions

About

Cave DB

A community-driven database for caving and cave diving sites globally. Users can explore, research, and add new locations, complete with photos and videos.

Highlights
  • Global cave and caving site database
  • Community-contributed content
  • Photos and videos of sites
  • User exploration and research tools
  • Easy-to-use application interface
Features
Read full description

Your database of cave diving and caving sites from around the world in an easy to use application. The database is constantly extended and improved by the community. Site reports show photos, videos and other information about sites as users explore, research and add new sites

Screenshots

iDfish4 screens
Cave DB2 screens

Verdict

The call

The clearest difference is rating: iDfish at 3.9 against Cave DB's 1.0. iDfish also leads on ratings volume (7 vs 1). Cave DB's advantage is in-app purchases (none vs 5). On price, ads, 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. iDfish sells 5 in-app purchases, starting at $5.99 per year. Cave DB asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

iDfish holds the better App Store score, 3.9 against 1.0. That said, the two scores are not equally well evidenced: iDfish has 7 ratings behind it against 1, so its average is the more settled of the two.

Scorecard4 real differences · 6 level
iDfish versus Cave DB: the parameters behind the verdict, then further details
ParameteriDfishCave DB
PriceFreeFree
Rating3.9 (7 ratings) — better1.0 (1 ratings)
Positive reviews88.4% of reviews—
Number of ratings7 — better1
Update frequencyEvery 6 months—
AdsNoNo
In-app purchasesYesNo — better
MonetizationSubscriptionFree — better
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS15.615.0 — better
Further details — not scored
Size1.9 GB3 MB
Age rating9+4+
DeveloperIDVIABILITY PTY LTDSam Educational

Customer experience

iDfish

All ratings7 ratings
Positive71.4%
Neutral0.0%
Negative28.6%
Written reviews86 reviews
Positive88.4%
Neutral0.0%
Negative11.6%

Cave DB

All ratings1 ratings
Positive0.0%
Neutral0.0%
Negative100.0%

Bugs and requests

iDfish

Reported bugs

6 issues
  • Known bug with some devices
  • App crashes every time trying to login
  • Login unsuccessful message
  • Some fish sizes and bag limits not showing
  • Issues with region selection
Show 1 more
  • App not working well or at all after payment

Requested features

3 requests
  • Option to create multiple favorite lists
  • Super basic 'lite' edition for casual users
  • Sketch or photo with location for brain spiking different species

Cave DB

Not enough reviews yet to summarise bugs or requests.

In-app purchases

5 purchases

iDfish

Subscriptions2
  • One year auto renewal subscription$5.991 Year
  • iDfish Yearly Subscription1 Month trial$6.491 Year
One-time3
  • Packet of Lures$1.99
  • Bag of Lures$3.99
  • Box of Lures$5.99
None

Cave DB

No in-app purchases

Questions

Is iDfish free?
iDfish is free to download, with in-app purchases available.
Is Cave DB free?
Cave DB is free to download, with no in-app purchases.
Which has better reviews, iDfish or Cave DB?
iDfish is rated higher. iDfish averages 3.9 out of 5 from 7 ratings, while Cave DB averages 1.0 from 1 ratings.
Do iDfish or Cave DB have ads?
Neither iDfish nor Cave DB shows ads.

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