OP Mall vs PromptCauldron
Price, ratings, monetisation and update history for both apps, side by side β with what reviewers say about each.
OP Mall
Discover a premier waterfront shopping destination featuring a vast Japanese superstore, gourmet dining, fashion, beauty, and sporting goods. Enjoy a seaside leisure paradise with panoramic sea views and alfresco dining options.
- Japanese superstore
- Premium supermarket
- Gourmet cuisine
- Fashion & accessories
- Beauty & sporting products
- Panoramic sea view
- Alfresco dining
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"The largest waterfront shopping mall in Tsuen Wan West, OP Mall offers a selection of prime retail options β including a 50,000 sq. ft. Japanese superstore, premium supermarket, gourmet cuisine, fashion & accessories, beauty & sporting products and so much more! Delighting visitors with 430,000 sq. ft. of space spread over four stories of seaside leisure paradise, and a 180ΒΊ panoramic sea view with breezy waterfront promenade, OP Mall is the perfect place to chill out and linger over a variety of alfresco dining options. The mall provides direct access to the Tsuen Wan West station and is close to bus, minibus and cross-border coach routes; while the spacious car park caters to the extended mega store opening hours. Any day is a good day to chillax at OP Mall! "
PromptCauldron
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Welcome to the magical and fun AI art app β Prompt Cauldron! Often staring at a blank input box, not knowing what to ask the AI to draw? Wanted to draw a handsome cyberpunk cat, but the AI gave you a potato? Say goodbye to prompt frustration and welcome the most addictive new toy on your phone! * Tens of thousands of carefully tuned AI spells have all been stuffed into this cauldron. All you need to do is press the button to draw a spell card, upload a photo or make a selection from the menu, and then get ready to witness a miracle! * Addictive AI Prompt Gacha Machine: Every hour, the Cauldron will randomly push 10 brand-new spell cards to you. Will you draw an ordinary aesthetic portrait, or an ultra-realistic sci-fi masterpiece with extreme lighting? It all depends on your luck! * Effortless Magic Generation that even kids can use: No more writing a 500-word essay just to generate a picture! See a spell card you like? Tap it! The Cauldron will only ask you to upload one or two photos or select a few simple options from the menu. It will then automatically and perfectly blend your provided photos/options with powerful hidden spells. BOOM! A master-level painting is born! * Unlock God Mode (PRO Subscription): Want to become the ultimate wizard? Upgrade to PRO! In addition to receiving 80 bottles of Magic Potion directly every month for you to cast spells, you can enjoy more free spell card refreshes, expand your exclusive gallery space to collect your god-tier masterpieces, and even use magic to completely banish those annoying banner ads taking up your screen! => Ready to try your luck? Download "Prompt Cauldron" now and see if you can pull an epic masterpiece today, brewing up works that will amaze everyone! Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
Screenshots
Verdict
The clearest difference is in-app purchases: OP Mall at none against PromptCauldron's 2. OP Mall also leads on iOS requirement (15.0 vs 26.2). PromptCauldron's advantage is update cadence (every 4 days vs every 3 months). On price, ads and device support there is nothing between them.
Scored on Price Β· Rating Β· Positive reviews Β· Number of ratings Β· Update frequency Β· Ads Β· In-app purchases Β· Monetization Β· Best chart rank Β· Devices Β· Requires iOS
Both are free to download. PromptCauldron sells 2 in-app purchases, starting at $5.99 per month. OP Mall asks for nothing beyond the download.
OP Mall ships an update every 3 months, PromptCauldron every 4 days. The most recent releases landed on November 3, 2026 and October 31, 2026 respectively.
| Parameter | OP Mall | PromptCauldron |
|---|---|---|
| Price | Free | Free |
| Positive reviews | 2.9% of reviews | β |
| Update frequency | Every 3 months | Every 4 days β better |
| Ads | No | No |
| In-app purchases | No β better | Yes |
| Monetization | Free | β |
| Devices | iPhone, iPod | iPhone, iPad |
| Requires iOS | 15.0 β better | 26.2 |
| Further details β not scored | ||
| Size | 73 MB | 42 MB |
| Age rating | 4+ | 4+ |
| Developer | Cheung Kong Property Development Ltd. | Hang Chi Simon CHAN |
In-app purchases
OP Mall
No in-app purchases
PromptCauldron
- εη΄ PRO$5.991 Month
- 20 Potions$1.99









