CodeChef vs AiGoodbye
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
CodeChef
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CodeChef is a powerful encoding conversion tool designed for CTF enthusiasts, security engineers, and anyone who needs to deal with encoding issues. Whether you're racing against the clock in CTF competitions, learning encoding principles, or processing various data formats at work, CodeChef is here to help. It automatically identifies and converts various encoding formats and supports custom input and output formats to meet your encoding conversion needs in different scenarios. Make CodeChef your go-to encoding solution, improve efficiency, and conquer any encoding challenge!
AiGoodbye
This AI assistant operates entirely offline, ensuring complete privacy as all conversations remain on your device. Enjoy powerful AI capabilities without internet access or subscription fees.
- 100% Offline operation
- Complete privacy, no data leaves device
- No subscriptions required
- No account needed
- Conversation context memory
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Your private AI that lives on your device. Free, with no cloud, no accounts and no ads. AiGoodbye runs powerful AI models entirely on your iPhone and iPad. Talk to it, record a meeting, translate a conversation, scan a document or point the camera at the world. Nothing you type, say or show it ever leaves your device. TALK - Hands-free voice conversations, fully offline - Interrupt any time; it listens again on its own RECORD MEETINGS - Transcribes on your device as you speak, for hours - One tap for a summary with key points and action items - Keeps going with the screen locked; nothing is uploaded TRANSLATE - Two-way spoken translation between 13 languages, offline - Hands-free mode for real conversations across a table SEE - Ask about photos, screenshots and handwritten notes - Scan paper documents into text - Describe Surroundings: hear what the camera sees, built for blind and low-vision users READ YOUR DOCUMENTS - Ask questions about PDFs and text files - A private Knowledge Library the AI can draw on in every chat MAKE IT YOURS - Personas change how it answers - Private memory: say "Remember that..." and it stays on this device - Siri, Shortcuts, widgets, Control Center and the share sheet PRIVATE BY CONSTRUCTION - Privacy Center shows what the app connects to, and when - Face ID lock - App Privacy label: Data Not Collected CHOOSE YOUR AI - Apple Intelligence: instant, no download, on supported devices - Qwen3 Vision 2B: recommended, understands images, 30+ languages - Qwen3.5 Vision 4B: the smartest model for iPhone, including iPhone 17 Pro, iPhone 18 Pro and iPhone Duo - Qwen3.5 Vision 9B Pro and Gemma 4 E4B: our most capable models, for iPad and Mac - Also Qwen3.5 Vision 0.8B and 2B, Gemma 4 E2B from Google, Qwen3 Vision 8B and Smol Vision 500M - Or bring your own model from Hugging Face COMPLETELY FREE - Every feature, with no subscriptions, no in-app purchases and no ads Downloaded models need 0.7 to 6 GB of free space (one-time download, Wi-Fi recommended). Apple Intelligence requires a supported device with Apple Intelligence turned on. AiGoodbye only offers the models your device can run. Say goodbye to subscriptions, data tracking and cloud dependency. Say hello to AI that is truly yours.
Screenshots
Verdict
The clearest difference is price: AiGoodbye at Free against CodeChef's $1.99. AiGoodbye also leads on update cadence (every 2 days vs every 4 months). CodeChef's advantage is iOS requirement (16.5 vs 26.0). On 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
AiGoodbye is free to download; CodeChef costs $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.
CodeChef ships an update every 4 months, AiGoodbye every 2 days. The most recent releases landed on October 25, 2026 and October 28, 2026 respectively.
| Parameter | CodeChef | AiGoodbye |
|---|---|---|
| Price | $1.99 | Free — better |
| Rating | — | 5.0 (2 ratings) — better |
| Positive reviews | — | 100.0% of reviews |
| Number of ratings | — | 2 — better |
| Update frequency | Every 4 months | Every 2 days — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | — | Paid |
| Devices | iPhone, iPad | iPhone, iPad |
| Requires iOS | 16.5 — better | 26.0 |
| Further details — not scored | ||
| Size | 1 MB | 34 MB |
| Age rating | 4+ | 12+ |
| Developer | Hangzhou Lake Snow Technology Co., Ltd. | Dmitry Mikhaylov |
In-app purchases
CodeChef
No in-app purchases
AiGoodbye
No in-app purchases









