AI Keyboard vs VaultKeep
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
AI Keyboard
Enhance your writing directly within any app using this AI-powered keyboard. It offers text rewriting, paraphrasing, grammar correction, instant translation into 113 languages, and voice dictation. Improve clarity, fix errors, and communicate globally without switching applications.
- Rewrite and paraphrase text
- Grammar and spell check
- Instant translation (113 languages)
- Voice dictation
- Works within any app
- Privacy-focused
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Instantly rewrite text, paraphrase, and improve your writing with ClarifierAI — a powerful writing AI built into your iPhone keyboard. It works directly inside your apps, so you can edit and improve messages without copying or pasting. Rewrite & Paraphrase Text ∙ Rewrite text to sound clearer and more natural ∙ Paraphrase sentences instantly ∙ Reword messages for better tone and impact ∙ Improve clarity and make writing concise Grammar & Spell Check ∙ Fix grammar mistakes automatically ∙ Built-in spell check while you type ∙ Correct punctuation and sentence structure ∙ Make your writing clear and professional Translate Instantly ∙ Translate text into 113 languages ∙ Write in your language, send in theirs ∙ Works with both typed text and voice input Voice Dictation ∙ Speak and convert speech to text ∙ Dictate messages quickly with voice typing ∙ Great for fast replies and hands-free writing Works Everywhere ∙ iMessage, Email, Slack, WhatsApp, LinkedIn ∙ Any app on your iPhone that uses a keyboard ∙ No switching apps, no copy-paste Upgrade to ClarifierAI Premium ClarifierAI Premium unlocks unlimited rewrites, full paraphrasing tools, advanced writing AI features, and complete translation support. Payments are charged to your Apple ID account. Subscriptions renew automatically unless cancelled at least 24 hours before the current period ends. Manage your subscription anytime in your App Store account settings. Your Privacy Matters ClarifierAI does not store or sell your text. Your words stay yours. Privacy Policy: https://daniilpak.github.io/clarifier-legal/privacy.html Terms of Service: https://daniilpak.github.io/clarifier-legal/terms.html
VaultKeep
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VaultKeep is a secure document organizer and family vault app that stores, organizes, and tracks all your important personal documents in one place. ORGANIZE 12 DOCUMENT CATEGORIES - Identity & Citizenship — National ID, Passport, Birth Certificate, Social Security Number, Voter ID - Travel & Immigration — Visa, Residence Permit, Work Permit, Vaccination Certificate - Health & Medical — Medical History, Prescriptions, Vaccination Records, Health Insurance - Finance & Banking — Bank Cards, Tax ID, Investment Records - Insurance — Health, Vehicle, Home, Life Insurance policies - Property & Real Estate — Title Deed, Lease Agreement, Mortgage - Vehicle & Transport — Driver's License, Vehicle Registration, Car Insurance - Education & Qualifications — Diplomas, Certificates, Transcripts - Employment & Business — Employment Contract, Pay Stubs, Professional License - Family & Civil Status — Marriage Certificate, Divorce Decree, Adoption Papers - Legal & Estate — Last Will, Power of Attorney, Trust Documents - Memberships & Misc — Loyalty Cards, Software Licenses, Pet Records EXPIRY REMINDERS — NEVER GET CAUGHT OFF GUARD Smart notifications before any document expires. Set custom lead times: 90 days for passports, 30 days for insurance — you decide. SECURE FAMILY DOCUMENT MANAGEMENT Add all household members — spouse, children, dependents — and store each person's documents separately. See at a glance who needs a renewal. RICH DOCUMENT RECORDS Don't just store a photo — capture the fields that matter: document number, expiry date, and more. Attach scans, photos. PRIVATE & SECURE Biometric authentication (fingerprint or Face ID). Sensitive documents flagged as critical and hidden until verified. Data stays on your device — never uploaded to external servers. Discovery and start organizing your documents today.
Screenshots
Verdict
The clearest difference is in-app purchases: VaultKeep at none against AI Keyboard's 7. VaultKeep also leads on iOS requirement (15.6 vs 17.6). On price, ads 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
Both are free to download. AI Keyboard sells 7 in-app purchases, starting at $4.99 per month. VaultKeep asks for nothing beyond the download.
| Parameter | AI Keyboard | VaultKeep |
|---|---|---|
| Price | Free | Free |
| Rating | 4.7 (14 ratings) — better | — |
| Positive reviews | 100.0% of reviews | — |
| Number of ratings | 14 — better | — |
| Update frequency | Every 2 weeks | — |
| Ads | No | No |
| In-app purchases | Yes | No — better |
| Monetization | Freemium | — |
| Devices | iPhone, iPad, Mac | iPhone, iPad, iPod |
| Requires iOS | 17.6 | 15.6 — better |
| Further details — not scored | ||
| Size | 31 MB | 29 MB |
| Age rating | 4+ | 4+ |
| Developer | Daniil Pak | Chien Hoang Anh |
In-app purchases
AI Keyboard
- premium$4.991 Month
- premium3 Days trial$5.997 Days
- premium$11.991 Month
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- premium3 Days trial$29.991 Year
- premium$59.991 Year
- premium$79.99
- premium$159.99
VaultKeep
No in-app purchases









