Comparison

Boomerang vs Rock Identifier

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

Head to head
About

Boomerang

Transform videos into captivating infinite loops and GIFs. Precisely control trim time, duration, and playback speed, then enhance with visual filters. Perfect for adding unique flair to social media stories and capturing memorable moments.

Highlights
  • Create infinite loops from videos
  • Adjust trim time and duration
  • Control playback speed
  • Apply visual filters
  • Generate GIFs
Features
Read full description

Turn your moments into infinite loops with Boomerang! Create perfect boomerang effects from your videos. With Boomerang, you can precisely adjust trim time, duration, playback speed, and apply a variety of visual filters for amazing loops. Whether you're adding a fun touch to your Instagram stories, capturing unforgettable moments in a unique way, or just having fun, Boomerang is the tool you need. Download now and discover how a single moment can become timeless. EULA: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

About

Rock Identifier

Features
Read full description

Identify rocks, minerals, crystals, and fossils with a photo. Point your camera at any specimen—RockScan uses AI to name it and explain what you're looking at. WHAT YOU GET • Rock, mineral, crystal, gemstone, and fossil identification in seconds • Key facts: Mohs hardness, crystal system, luster, streak, and locality • Collector value ranges and live web references (estimates, not appraisals) • Ask AI to dig deeper—authenticity, care tips, history, and metaphysical lore • A personal collection of discoveries that backs up securely and restores after reinstall ROCKSCAN PRO (PAID SUBSCRIPTION) Unlimited identifications, unlimited Ask AI chats, and the full collection experience require RockScan Pro, available as an auto-renewing Monthly or Yearly subscription, or as a one-time Lifetime purchase. See the in-app purchase sheet for current prices. HOW IT WORKS 1. Open RockScan and take a photo—or pick one from your library 2. Review the AI report: hardness, value range, and live web matches 3. Save it to your collection and chat with Ask AI (Pro) anytime Built for curious minds: rockhounds identifying finds, crystal collectors checking value, geology students, and anyone who's ever asked "what rock is this?" Download RockScan and start discovering. SUBSCRIPTION TERMS Payment is charged to your Apple ID at purchase confirmation. Monthly and Yearly subscriptions renew automatically unless cancelled at least 24 hours before the end of the current period. Manage or cancel anytime in Settings → [your name] → Subscriptions. The Lifetime option is a single one-time payment, not a subscription. Questions or feedback: support@rockidentifier.tech FREE TO START Your first 3 identifications are free, no purchase needed. Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy Policy: https://rockidentifier.tech/privacy

Screenshots

Boomerang3 screens
Rock Identifier4 screens

Verdict

The call

The clearest difference is ads: Rock Identifier at none against Boomerang's shown. Boomerang's advantage is iOS requirement (15.1 vs 18.6). On price, in-app purchases 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. Boomerang sells 5 in-app purchases, starting at $1.99 per 7 days and Rock Identifier sells 2 in-app purchases, starting at $9.99 per month. Whichever you choose, the download price is not the number that matters.

Scorecard2 real differences · 8 level
Boomerang versus Rock Identifier: the parameters behind the verdict, then further details
ParameterBoomerangRock Identifier
PriceFreeFree
Rating4.5 (98 ratings) — better—
Positive reviews88.5% of reviews—
Number of ratings98 — better—
Update frequencyEvery 4 days—
AdsYesNo — better
In-app purchasesYesYes
MonetizationFree with in-app purchases—
DevicesiPhone, iPodiPhone, iPad
Requires iOS15.1 — better18.6
Further details — not scored
Size131 MB136 MB
Age rating4+4+
DeveloperAsgamiWing Hei Brian Tam

In-app purchases

5 purchases

Boomerang

Subscriptions4
  • Weekly$1.997 Days
  • Weekly3 Days trial$3.997 Days
  • Monthly$7.991 Month
Show 1 more
  • Yearly3 Days trial$34.991 Year
One-time1
  • Single Export$0.99
2 purchases

Rock Identifier

Subscriptions2
  • Monthly $9.99$9.991 Month
  • Yearly $39.99$39.991 Year

Questions

Is Boomerang free?
Boomerang is free to download, with in-app purchases available.
Is Rock Identifier free?
Rock Identifier is free to download, with in-app purchases available.
Do Boomerang or Rock Identifier have ads?
Boomerang shows ads; Rock Identifier does not.

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