Certimy vs Post Ninja
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Certimy
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Certimy – Simplify Ownership Certification Welcome to Certimy – the innovative app transforming the certification of ownership for your valuable belongings. Safeguard your property with ease using Certimy's unique features: Digital Ownership Archives: Effortlessly create a secure digital archive for your properties. Record details like brand, model, serial number, and attach photos and purchase documents. Access your information securely whenever you need it. Unique Identification Numbers: Each registered property gets a unique, unmodifiable identification number during registration, ensuring clear identification and ownership. Report Theft or Loss: In case of theft or loss, report incidents promptly through the app. Include crucial details like date, location, and a detailed description. Build a network of reports for potential recovery and law enforcement cooperation. Report Findings: Help return lost properties by reporting findings through the app. Include date, location, and details, connecting with other users and facilitating a seamless return to rightful owners. Lost Item Alerts: Activate notifications for lost, stolen, or found items, fostering collaboration among users through an in-app chat system. Support for Authorities: Provide to local authorities precise ownership details for stolen, lost, or found properties. Enhance the chances of recovery and return. Legality Verification for Sales: Verify the legality of purchasing items from individuals by checking if they are reported as stolen or lost within the app. Enhanced protection for our Pets: Streamlining the recovery of lost pets and delivering enhanced security in instances of unintended separation. It underscores a commitment to responsible caregiving for our furry loved ones, ensuring their quick and secure return to the comforts of home. Certimy is your partner in ensuring the safety and protection of your property. Download the app now to collaborate in the face of theft, loss, or finding of properties and assert your ownership rights. SAFEGUARD YOUR PROPERTY. Download Certimy now.
Post Ninja
This app uses AI to generate engaging captions and optimize hashtags for social media posts. Upload a photo and receive tailored suggestions to increase visibility, attract followers, and boost likes and views across various platforms.
- AI caption generation
- Optimized hashtag suggestions
- Time-saving post creation
- Social media growth tools
- Multi-platform support
- User-friendly interface
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Instantly Generate Viral Captions & Hashtags Stop guessing and start posting smarter! Post Ninja uses cutting-edge AI to instantly create engaging captions and optimize hashtags, helping your posts go viral faster. Simply upload a photo, and watch our AI analyze and recommend the most impactful captions and hashtags to skyrocket your social media presence. Why Choose Post Ninja? - AI Caption Writer: Generate creative captions tailored to your photo—funny, casual, or professional. Perfect for Instagram, TikTok, and LinkedIn. - 3-2-1 Hashtag Method: Proven formula for maximum visibility—3 niche hashtags, 2 balanced, and 1 high-traffic hashtag. - Save Time: Create high-quality posts in seconds with our smart generator. No manual research needed. - Boost Social Growth: Improve your reach, attract genuine followers, and get more likes and views effortlessly. Ideal For: - Influencers looking to boost engagement and fans. - Content creators wanting rapid follower growth on Reels and Shorts. - Freelancers and businesses aiming for efficient social media marketing. Why Post Ninja? - AI-powered precision targeting for tags and texts. - Easy, user-friendly interface—ideal for both beginners and pros. - Continuous updates driven by real-time social trends. Supported Platforms: - Instagram - TikTok - YouTube Shorts - Facebook - Twitter (X) - LinkedIn - Pinterest Join thousands growing their audience effortlessly. Download Post Ninja and start posting like a pro today! Some Post Ninja features require a paid subscription (Premium). Terms of Use: https://byteguys.co/terms-and-condition Privacy Policy: https://byteguys.co/privacy-policy
Screenshots
Verdict
The clearest difference is update cadence: Post Ninja at weekly against Certimy's every 2 months. Certimy's advantage is iOS requirement (13.0 vs 15.0). On price, ads, 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
Both are free to download. Certimy sells 4 in-app purchases, starting at $44.99 per year and Post Ninja sells 2 in-app purchases, starting at $9.99 per month. Whichever you choose, the download price is not the number that matters.
Certimy ships an update every 2 months, Post Ninja weekly. The most recent releases landed on October 30, 2026 and October 27, 2026 respectively.
| Parameter | Certimy | Post Ninja |
|---|---|---|
| Price | Free | Free |
| Rating | — | 5.0 (2 ratings) — better |
| Number of ratings | — | 2 — better |
| Update frequency | Every 2 months | Weekly — better |
| Ads | No | No |
| In-app purchases | Yes | Yes |
| Monetization | — | Freemium |
| Devices | iPhone, iPod | iPhone, iPod |
| Requires iOS | 13.0 — better | 15.0 |
| Further details — not scored | ||
| Size | 44 MB | 50 MB |
| Age rating | 17+ | 4+ |
| Developer | EVOLUZIONE OU | Byte Guys |
In-app purchases
Certimy
- Start Security$44.991 Year
- Premium Security$59.991 Year
- Elite Security$119.991 Year
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- Unlimited Security$229.991 Year
Post Ninja
- Monthly Premium Access$9.991 Month
- Yearly Premium Access$39.991 Year









