Random Letter vs EdgeBox
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Random Letter
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This app shows random letters from English Alphabet. -can show only vowels -can show only consonants -full screen letters, so it's good too use the app in a company of kids or friends. -configurable min and max value. Default range is from A to Z. -letter is refreshed using touch/click. -a dark color scheme for the UI to save battery power of your device. -applicable for all age groups. Enjoy!
EdgeBox
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GGUF 格式的模型适用于 本地 LLM 推理,主要用途如下: 推理、问答、摘要、角色扮演、代码推理、数学、逻辑推理、多语言、指令跟随 在手机端部署和运行 AI 大模型(如 Llama、Gemma、Qwen 等)可以让用户在离线环境下使用 AI 进行聊天、翻译、推理等任务。以下是基本流程和技术要点: 1. 选取适合的 AI 模型 轻量级模型:如 Qwen-1.5B、Phi-3.5-mini、Gemma-2B 等,适用于手机端。 量化模型(GGUF 格式):如 Q4_K、Q6_K、Q8_0,降低计算需求,减少存储占用。 多任务支持:支持问答、推理、代码生成、翻译等。 2. 手机端优化 存储需求:优化后的模型大小一般在 1GB~4GB 之间。 计算资源:使用低精度推理(Q4_K、Q5_K)减少 CPU/GPU 计算压力。 多线程优化:提升推理速度,降低延迟。 3. 应用场景 离线 AI 助手:无需联网即可进行智能对话。 本地文档处理:摘要、翻译、问答等任务。 代码生成与分析:帮助开发者在手机端编写和优化代码。
Screenshots
Verdict
The clearest difference is price: Random Letter at $0.99 against EdgeBox's $4.99. Random Letter also leads on iOS requirement (11.0 vs 14.0). 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
Random Letter costs $0.99 and EdgeBox $4.99 up front. Neither carries in-app purchases, so what you see is what you pay.
| Parameter | Random Letter | EdgeBox |
|---|---|---|
| Price | $0.99 — better | $4.99 |
| Ads | No | No |
| In-app purchases | No | No |
| Devices | iPhone, iPad, iPod — better | iPhone, iPod |
| Requires iOS | 11.0 — better | 14.0 |
| Further details — not scored | ||
| Size | 49 MB | 26 MB |
| Age rating | 4+ | 4+ |
| Developer | Dmytro Plekhotkin | 建宇 陈 |
In-app purchases
Random Letter
No in-app purchases
EdgeBox
No in-app purchases









