Image Resizer Pro vs Gem Genius AI
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Image Resizer Pro
Quickly resize and crop your photos for easy sharing on social media. This tool streamlines the process of preparing images for platforms like Facebook, Twitter, and Instagram. Compatible with iOS 7.0 and above.
- Resize photos
- Crop images
- Social media sharing
- Fast processing
- iOS compatible
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Resizer is a little helper if you want to resize and share your pictures in a few seconds. You can also share your photos easily via Facebook, Twitter, Instagram. Resezier works on every device with iOS 7.0 or higher. All suggestions and comments are welcomed!! Email to askjoeylab@gmail.com
Gem Genius AI
This app serves as a comprehensive guide for gemstones and jewelry, offering tools for both professionals and consumers. It provides real-time pricing, certification verification, virtual try-on, and design capabilities for jewelers, alongside educational resources and identification guides for consumers.
- Real-time pricing and market trends
- Diamond and gemstone certification scanner
- Augmented reality jewelry try-on
- Custom jewelry design tools
- Diamond education and buyer's guide
- Ethical sourcing information
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Gem Genius: Your On-Device Gemstone & Diamond Companion Meet the rebuilt Gem Genius — a free, privacy-first app for anyone who loves gemstones, diamonds, and fine jewelry, whether you're a collector, a shopper, or just curious what's in your jewelry box. AI Jeweler Chat - On-device AI conversation powered by Apple's on-device models — no API key, no network call, no data leaving your phone - Grounded in the app's own encyclopedia for accurate answers - Recognizes gems mentioned in conversation and shows their photo inline Learn - Encyclopedia: 20 gemstones with origins, hardness, treatments, care instructions, and price ranges - Dictionary: 69 terms covering the 4 Cs, cut shapes, settings, and lab-created materials - Hallmark database: 21 assay and maker's marks by country - Diamond 4Cs visualizer: an interactive 2D breakdown plus a rotating 3D diamond with a Tilt to Sparkle mode - On-device gem identification from a photo, color-matched against the encyclopedia Buying Center - Step-by-step buying guide, red-flag checklist, and budget planner - A clearly labeled educational value estimator (not a live market feed) - Live industry news from Rapaport and JCK, each story shown with its real editorial photo - Untracked links to reputable places to buy, grade, insure, or sell Vault - A private, on-device collection tracker for your own pieces — photos, purchase details, and estimated value - Export your data as CSV for free, or as a polished PDF report with Gem Genius Premium Everywhere You Need It - Home Screen widget for Gem of the Day - Siri & Shortcuts support for birthstone and gem-of-the-day questions - Spotlight search across every gemstone, term, and hallmark - Shareable branded cards for any gemstone or term EULA: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Gem Genius is free to download. Gem Genius Premium is an optional subscription that unlocks PDF vault reports, and Gem Genius Pro Tools is a one-time $5 unlock for advanced identification, branded reports, an AI Buying Coach, hallmark research, pro calculators, multi-folder vaults, and printable care cards. Nothing previously included has been moved behind a paywall.
Screenshots
Verdict
The clearest difference is review sentiment: Image Resizer Pro at 67% against Gem Genius AI's 0%. Image Resizer Pro also leads on rating (4.3 vs 3.0) and in-app purchases (none vs 5). On price, update cadence, ads and monetization model 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
Image Resizer Pro costs $0.99 and Gem Genius AI $0.99 up front. Gem Genius AI sells 5 in-app purchases, starting at $4.99 per month. Image Resizer Pro asks for nothing beyond the download.
Image Resizer Pro holds the better App Store score, 4.3 against 3.0. Both are backed by a comparable volume of ratings — 6 and 2 respectively. Written reviews point the same way: 67% of Image Resizer Pro's written reviews are positive against 0% of Gem Genius AI's.
Image Resizer Pro ships an update every 19 months, Gem Genius AI every 24 months. The most recent releases landed on November 1, 2026 and October 30, 2026 respectively.
| Parameter | Image Resizer Pro | Gem Genius AI |
|---|---|---|
| Price | $0.99 | $0.99 |
| Rating | 4.3 (6 ratings) — better | 3.0 (2 ratings) |
| Positive reviews | 66.7% of reviews — better | 0.0% of reviews |
| Number of ratings | 6 — better | 2 |
| Update frequency | Every 19 months — better | Every 24 months |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Monetization | Paid | Paid |
| Best chart rank | #33 — better | #86 |
| Devices | iPhone, iPod — better | iPhone |
| Requires iOS | 9.0 — better | 26.0 |
| Further details — not scored | ||
| Size | 4 MB | 24 MB |
| Age rating | 4+ | 17+ |
| Developer | kitaek kim | Trisphere Apps LLC |
Customer experience
Image Resizer Pro
Gem Genius AI
In-app purchases
Image Resizer Pro
No in-app purchases
Gem Genius AI
- Gem Genius Premium — Monthly$4.991 Month
- Gem Genius Premium — Yearly$39.991 Year
- Tools — Special Offer$2.99
- Gem Genius Pro Tools$4.99
- Gem Genius Premium — Lifetime$79.99
Questions
Is Image Resizer Pro free?
Is Gem Genius AI free?
Which has better reviews, Image Resizer Pro or Gem Genius AI?
Do Image Resizer Pro or Gem Genius AI have ads?
Which is updated more often, Image Resizer Pro or Gem Genius AI?
Which is more popular, Image Resizer Pro or Gem Genius AI?
Other comparisons
