Comparison

PromptVault vs DeckPrompt

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

Head to head
About

PromptVault

Features
Read full description

PromptVault helps you save, organize, and reuse your best AI prompts in one clean library. Create prompts for Text, Image, Music, or Custom workflows, then quickly find what you need with search, tags, favorites, and smart sorting. When you’re ready to use a prompt, copy it with one tap and paste it into your favorite AI tool. What you can do in PromptVault: Save and edit prompts with title, body, category, tags, notes, and favorite status Attach optional sample images to image prompts Filter by category, tags, and favorites Search across prompt content, category, tags, and notes Sort by newest, oldest, title, or favorites first Export your library to CSV for backup Import from CSV with previewed Merge or Replace options Remove duplicate prompts with one action Sync across devices with your private iCloud container (when available) Personalize the app with Light/Dark Mode, header themes, and custom category colors PromptVault is designed for creators, marketers, developers, and anyone who works with AI tools and wants a fast, organized prompt workflow. No account required. Your prompt library is stored using Apple technologies and can sync through your private iCloud database.

About

DeckPrompt

Features
Read full description

What if every AI prompt was perfect? Just type your idea. DeckPrompt AI turns it into the kind of prompt that gets real results. Same idea. Completely different results. One sentence from you. DeckPrompt AI does the rest, adding expert structure, your context, and quality checks automatically. WHAT DECKPROMPT DOES Type or dictate a rough idea. DeckPrompt AI picks the right template from 70+ built-in, expert-crafted options and builds a complete, structured prompt. Copy it into ChatGPT, Claude, Gemini, Copilot, Cursor, or any AI you already use, and watch the output change. No prompt engineering experience required. 70+ TEMPLATES, AUTO-MATCHED - Pitch a founder - Write an email - Prep for a meeting - Help with homework - Draft a business plan - Explain a topic - Write a blog post - Prepare for an interview - Debug a problem - Analyse data - Plan a trip - Brainstorm ideas - and 60 more CONTEXT IS KING Set your voice once. Every prompt from then on knows you. - Personal Context, built in two minutes with a web research helper. - The Context Engine remembers your role, your audience, your voice, your no-go words. - Your enhanced prompts sound like you, not a generic AI. MADE FOR APPLE Native apps for every Apple device. iCloud sync keeps your library together, wherever you work. - iPhone, iPad, Mac. - Apple Watch capture. Dictate ideas from your wrist. - Works offline. Templates and saved prompts always available. - Sign in with Apple for subscription management. No DeckPrompt account needed. PRIVATE BY DESIGN - No account. No sign-up. No email. No password. - No tracking. No analytics. No ads. - Everything stored locally on your device and your iCloud. - Your own API keys stay in your Keychain. We never see them. - DeckPrompt AI requests are proxied. The proxy never logs or stores your prompts. PRICING - Try free for 7 days. - Then $9.99 a year (or local equivalent set by Apple). - Auto-renews yearly. Cancel anytime in App Store settings. - Family Sharing included. EARLY SUPPORTERS If you previously bought DeckPrompt as a one-time unlock, your access continues. Thanks for being an early supporter. SUBSCRIPTION TERMS Payment is charged to your Apple ID account at confirmation of purchase. Subscriptions automatically renew unless cancelled at least 24 hours before the end of the current period. Your account is charged for renewal within 24 hours prior to the end of the current period. You can manage and cancel your subscription in your App Store account settings after purchase. Privacy Policy: https://deckprompt.com/privacy Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

Screenshots

PromptVault4 screens
DeckPrompt4 screens

Verdict

The call

The clearest difference is price: DeckPrompt at Free against PromptVault's $0.99. DeckPrompt also leads on device support (4 vs 2). PromptVault's advantage is in-app purchases (none vs 1). On ads and iOS requirement 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

CostPrice Β· In-app purchases Β· Ads Β· Monetization

DeckPrompt is free to download; PromptVault costs $0.99 up front. DeckPrompt sells 1 in-app purchase, starting at $9.99 per year. PromptVault asks for nothing beyond the download.

Scorecard3 real differences Β· 3 level
PromptVault versus DeckPrompt: the parameters behind the verdict, then further details
ParameterPromptVaultDeckPrompt
Price$0.99Free β€” better
Update frequencyβ€”Every 10 days
AdsNoNo
In-app purchasesNo β€” betterYes
DevicesiPhone, iPadiPhone, iPad, Mac, Apple Watch β€” better
Requires iOS18.418.0 β€” better
Further details β€” not scored
Size16 MB6 MB
Age rating4+4+
DeveloperGregory RollX8IQ Ltd

In-app purchases

None

PromptVault

No in-app purchases

1 purchases

DeckPrompt

Subscriptions1
  • DeckPrompt AI Subscription.7 Days trial$9.991 Year

Questions

Is PromptVault free?
PromptVault costs $0.99, with no in-app purchases.
Is DeckPrompt free?
DeckPrompt is free to download, with in-app purchases available.
Do PromptVault or DeckPrompt have ads?
Neither PromptVault nor DeckPrompt shows ads.

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