DF Lens vs ChatMap
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
DF Lens
Create, measure, and view 3D spaces digitally, from houses to tourist spots. Publish your interactive tours for a small fee to share across social media and websites.
- Digitally create 3D spaces
- Measure dimensions
- View and inspect spaces
- Publish interactive tours
- Share on social media
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Visit www.digsfact.com to learn more. Digitally Create, Measure, View, Inspect & Experience Any 3D Space Like A House, Rental Property, Hotel, Restaurant, Retail Space, Tourist Spot, Scenic View, Place of Interest, etc. Publish Your Tour For Only $0.99 To Share It On Your Website, Facebook Page, Twitter, LinkedIn, WhatsApp, etc.
ChatMap
This AI assistant leverages advanced GPT-4 technology to answer questions, generate text, and brainstorm ideas. It functions as a writing assistant, life companion, and role-playing partner, offering intelligent voice-to-text conversion and comprehensive chat history access.
- AI-powered chatbot with GPT-4
- Voice-to-text conversion
- Writing and essay assistance
- Idea generation and brainstorming
- Role-playing scenarios
- Chat history access
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ChatMap is your personal AI assistant with the latest ChatGPT technology (GPT-4), so you can ask the artificial intelligence any question, compose anything, and get an answer instantly. Whether you're a businessperson preparing for an important presentation or a copywriter looking for a great quote, the ChatMap app is the perfect choice for you! AI Artificial Intelligence Assistant can accomplish many tasks with endless possibilities: - Intelligent voice: it can help you convert your voice into text, bringing fast typing, improved efficiency, and meeting your need for a smart conversational experience. - Writing Assistant: whether it's an email, essay, composition, social media post or poem. Basically, the app can assist with any task, such as crafting unique and memorable pick-up lines or even composing an original song. - Generate Ideas: If your blog post needs an eye-catching headline or your marketing campaign needs a unique angle, I can help you make it happen! In addition, I can help you organize and conceptualize ideas to create cohesive and impactful pieces. - LIFE ASSISTANT: Whether you're looking for entertainment, advice, or just need someone to talk to, ChatMap is ready to help. This artificially intelligent companion is capable of human-like responses, making you feel like you're talking to a close friend. It can even recommend a book or a movie! - CHAT HISTORY: Easily access and view your AI chat history to make sure you don't miss a beat. Explore past conversations at your convenience for ongoing learning and reference. - Processing text: from writing compelling speeches to composing professional emails and revising existing content, I've got you covered. My expertise is not limited to simple grammar and spelling corrections, I can also help you improve the tone and style of your writing to ensure that it sounds authentic and resonates with your target audience. - Role-playing: as an AI chatbot, I'm a master of role-playing! Need practice for your next interview? I'll be your relentless interviewer. Struggling with tax issues? I'm your trusted accountant! Your relationship in jeopardy? Let me be your virtual love guru! Want to hang out with some legendary icons? I can be anyone, from Founding Father Benjamin Franklin to the iconic and glamorous Marilyn Monroe! Try it now and let ChatMap surprise you! Privacy Policy: https://chat.yunfanvr.com/app/protocol-en.html Terms of Use: https://chat.yunfanvr.com/app/agreement-en.html
Screenshots
Verdict
The clearest difference is rating: DF Lens at 4.7 against ChatMap's 3.0. DF Lens also leads on in-app purchases (none vs 3) and ratings volume (13 vs 2). ChatMap's advantage is update cadence (weekly vs every 2 weeks) and review sentiment (100% vs 91%). 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. ChatMap sells 3 in-app purchases, starting at $0.99 per 7 days. DF Lens asks for nothing beyond the download.
DF Lens holds the better App Store score, 4.7 against 3.0. That said, the two scores are not equally well evidenced: DF Lens has 13 ratings behind it against 2, so its average is the more settled of the two. Written reviews complicate that: 91% of DF Lens's written reviews are positive against 100% of ChatMap's, so the app with the better star average is not the one people write more warmly about.
DF Lens ships an update every 2 weeks, ChatMap weekly. The most recent releases landed on October 19, 2026 and October 9, 2026 respectively.
| Parameter | DF Lens | ChatMap |
|---|---|---|
| Price | Free | Free |
| Rating | 4.7 (13 ratings) — better | 3.0 (2 ratings) |
| Positive reviews | 90.9% of reviews | 100.0% of reviews — better |
| Number of ratings | 13 — better | 2 |
| Update frequency | Every 2 weeks | Weekly — better |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Monetization | Free — better | Freemium |
| Devices | iPhone, iPod | iPhone, iPod |
| Requires iOS | 11.2 | 9.0 — better |
| Further details — not scored | ||
| Size | 159 MB | 29 MB |
| Age rating | 4+ | 17+ |
| Developer | DigsFact LLC | 世文 刘 |
Customer experience
DF Lens
ChatMap
In-app purchases
DF Lens
No in-app purchases
ChatMap
- Plus(Week)3 Days trial$0.997 Days
- Plus(Year)$29.991 Year
- Plus(Permanent)$39.99
