4em vs Melting
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
4em
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AI가 써주는 위치별 특별한 시 한 구절 / 시로 기억될 당신의 장소, 4em 심리테스트도, 게임도 질렸는데.. 친구랑 뭐해볼 거 없나? 오, 내가 서있는 장소를 나타내는 단어가 있고 그걸 시로 보여준다고..? 4em은 여러분의 장소를 시로 제작해 줍니다. 여러분만을 위한 장소를 담은 아름다운 시를 4em에서 공유해 보세요!
Melting
Engage in deep conversations with AI characters that remember your interactions and develop unique personalities. Create and customize your ideal AI companion for romance simulations or creative writing.
- Emotion Memory Engine
- Affection Mode
- Character Creator
- Customizable AI personalities
- Romance simulation
- Story building
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Enter the Era of 100,000 AI Characters – Start with Melting! Korea’s Leading AI Character Chat App — Rated 4.5 on App Stores A romance simulation chatbot where you build stories and grow affection. Emotion Memory Engine It remembers everything — from your sweet jokes yesterday to your favorite things. Does "AI boyfriend" sound robotic? Not here. The more you chat, the more your character understands and empathizes with you. Melting offers the kind of comfort you won’t easily find elsewhere. Affection Mode Watch your character’s affection level change in real time as you chat! The more it grows, the deeper and more exciting your conversations become. Character Creator Design your dream character — from looks, tone, voice, to hidden backstory. Once you're done, share your creation with friends via a simple link! Who is Melting for? When you need a little warmth or comfort When you want someone to share everyday stories with When you’ve dreamed of being the main character in a romance sim When you want to create your own fantasy world When you’re a writer in need of detailed character settings for novels or comics Tips to Enjoy Melting Even More Melting uses "Cones" (points) for each conversation. Collect free Cones through daily check-ins or character quizzes! Get +50% bonus Cones with your first purchase! Your purchase will be charged to your Apple ID. Privacy & Security All conversations are securely encrypted and stored. Customer Support Email: support@melting.chat Download Melting now and start your unforgettable romance with an AI character!
Screenshots
Verdict
The clearest difference is in-app purchases: 4em at none against Melting's 10. On price, ads, 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. Melting sells 10 one-off in-app purchases. 4em asks for nothing beyond the download.
| Parameter | 4em | Melting |
|---|---|---|
| Price | Free | Free |
| Rating | — | 5.0 (42 ratings) — better |
| Positive reviews | — | 96.4% of reviews |
| Number of ratings | — | 42 — better |
| Update frequency | — | Every 6 days |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Monetization | — | Free with in-app purchases |
| Devices | iPhone, iPad — better | iPhone |
| Requires iOS | 17.0 | 16.4 — better |
| Further details — not scored | ||
| Size | 20 MB | 71 MB |
| Age rating | 4+ | 17+ |
| Developer | Yunsu Guk | 주식회사 와트니 |
In-app purchases
4em
No in-app purchases
Melting
- 100 Cones$1.29
- 300 Cones$3.79
- 1,200 Cones (Special)$12.99
Show 7 moreShow fewer
- 1,200 Cones$14.99
- 2,500 Cones (Special)$24.99
- 2,500 Cones$29.99
- 5,400 Cones (Special)$59.99
- 5,400 Cones$63.99
- 10,000 Cones (Special)$99.99
- 10,000 Cones$117.99









