ZeroDay vs Codex AI
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
ZeroDay
Read full descriptionHide full description
Zeroday turns your important dates into a beautiful countdown experience. Whether it's a wedding, vacation, exam, or personal goal — Zeroday helps you stay connected to the moments that matter most. FEATURES • Beautiful dot-grid countdowns for every event • Year Progress — see exactly how much of the year has passed • Home screen and lock screen widgets • Custom color themes to match your style • Local reminders so you never miss an important date ZERODAY PREMIUM Unlock the full experience with a one-time purchase: • Unlimited events (free plan includes 3) • All 9 color themes • Premium widgets • No ads No subscription. No hidden fees. Yours forever.
Codex AI
This AI-powered assistant helps you plan, organize, write, and analyze tasks efficiently. It offers features like coding assistance, smart Q&A, project management, and file summarization to streamline your workflow.
- AI Coding Assistance
- Smart Q&A
- Project Organization
- File Reading & Summaries
- Web Search Support
- Schedule & Reminder Creation
- Task & Note Generation
Read full descriptionHide full description
Novera Forge is a smart AI productivity assistant designed to help you plan, organize, write, analyze, and complete everyday tasks faster. Whether you need help with coding, project planning, file reading, web search, reminders, schedules, summaries, or structured answers, Novera Forge gives you a clean and simple workspace for turning ideas into useful results. Create projects, manage tasks, ask intelligent questions, generate plans, review information, and keep your workflow organized in one place. The app is built for users who want to work less, stay focused, and do more with the help of AI. Key Features: AI Coding Assistance Get help with coding ideas, explanations, project logic, and technical planning from anywhere. Smart Q&A Ask questions and receive clear, structured AI-powered answers for daily tasks, work, and study. Project Organization Create and manage projects with chats, files, notes, and task-related content in one place. File Reading Review text-based files and get useful summaries, explanations, and insights. Web Search Support Use AI-assisted search to find and understand relevant information faster. Schedule and Reminder Creation Create reminders, plan your week, organize meetings, and structure your daily workflow. Task and Note Support Generate meeting notes, design briefs, daily reviews, project structures, and quick plans. Simple AI Workspace A clean interface designed for productivity, focus, and everyday use. Novera Forge is suitable for students, professionals, creators, teams, and anyone who wants a practical AI assistant for planning, writing, organizing, and completing tasks more efficiently. Subscription Information: Subscription Payment: Subscription payments will be charged to your iTunes account upon confirmation of purchase and at the beginning of each subsequent renewal period. The subscription automatically renews unless it is canceled. Subscription Cancellation: You can cancel your subscription in your iTunes settings at least 24 hours before the end of the next subscription cycle. Cancellation will take effect the day after the last day of the current subscription period, and you will be downgraded to the free version of the service. Privacy Policy: https://docs.google.com/document/d/1ex28z2E8GScbc-J1UN6EIOdJV_AUEf1HBB-hLh8Lp58/edit?usp=sharing Terms and Conditions: https://docs.google.com/document/d/1dlUYD3k4A3vgke5zQav7Fp3E_7cAGG-CIaLkjfhgnmQ/edit?usp=sharing
Screenshots
Verdict
The clearest difference is in-app purchases: ZeroDay at none against Codex AI's 14. Codex AI's advantage is ads (none vs shown). On price, update cadence, device support and iOS requirement 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. Codex AI sells 12 in-app purchases, starting at $4.99 per 7 days. ZeroDay asks for nothing beyond the download.
ZeroDay ships an update every 4 days, Codex AI weekly. The most recent releases landed on September 30, 2026 and October 14, 2026 respectively.
| Parameter | ZeroDay | Codex AI |
|---|---|---|
| Price | Free | Free |
| Rating | — | 4.7 (91 ratings) — better |
| Positive reviews | — | 80.6% of reviews |
| Number of ratings | — | 91 — better |
| Update frequency | Every 4 days — better | Weekly |
| Ads | Yes | No — better |
| In-app purchases | No — better | Yes |
| Monetization | — | Freemium |
| Devices | iPhone, iPad — better | iPhone |
| Requires iOS | 17.0 | 17 |
| Further details — not scored | ||
| Size | 4 MB | 42 MB |
| Age rating | 4+ | 17+ |
| Developer | Keith Lai | Vedat TANONUT |
In-app purchases
ZeroDay
No in-app purchases
Codex AI
- premium$4.997 Days
- Forge Pro2 variants$6.997 Days
- premium$9.997 Days
Show 4 moreShow fewer
- premium$14.991 Month
- premium$29.991 Month
- Forge Pro2 variants$49.991 Year
- premium$59.991 Year
- Tokens$9.99
- Tokens$19.99
- Tokens$34.99
Show 2 moreShow fewer
- Tokens$59.99
- Tokens$99.99









