Comparison

StarMASTER vs Ninan

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

StarMASTER

Features
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StarMaster提供赤道仪、天文相机、滤镜轮、电调焦等天文摄影设备的集成控制,通过手机即可实现精准GOTO、赤道仪自动校准、自动对焦、自动导星、计划任务拍摄,大幅降低天文望远镜操作门槛,让普通人也可以像专业天文爱好者一样获得前所未有的星空探索体验。

About

Ninan

This app transforms spoken words into text with remarkable accuracy, eliminating filler words and offering advanced editing capabilities. It also functions as an AI assistant, capable of replying, translating, and summarizing content directly within your current input field.

Highlights
  • High-speed voice transcription
  • Automatic filler word removal
  • Voice-based text editing
  • AI assistant for replies and summaries
  • Context-aware queries
  • Customizable user profiles and skills
  • Cross-device synchronization
Features
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Speech-to-text, smart cleanup and polishing, writing assistant, multilingual translation, voice agent Ninan is AI voice input. Say it as it comes, and what lands in the text field is the cleaned-up version. Dictate, translate, reply, and rewrite right from your keyboard, without switching apps. DICTATION: THINK OUT LOUD Fillers, stumbles, and restarts are cleared away. Punctuation, paragraphs, and numbers are formatted for you. Your emphasis and your own way of talking stay just as you said them, so it reads like you typed it with care. Say “delete the last sentence” and it does. Chats, emails, notes, and documents each get their own layout. TRANSLATION: SPEAK ONE LANGUAGE, WRITE ANOTHER Press and hold, pick a target language, and speak. What gets written is the translation. English, Chinese, Japanese, Korean, and more. SAY IT: SAY WHAT YOU NEED Something to write, edit, ask, or schedule? Just say it. Check your calendar, ask about the weather, or add a to-do without leaving what you're typing. Bring along the text you've selected, what's in the text field, or your own material. Save routine tasks like weekly reports as your own Skills and call them up just by asking. WRITING ASSISTANT: HANDLE ANY TEXT Select some text or copy it, then hand it to Ninan: · Reply: three replies from different angles. Pick one and it goes into the text field · Translate, summarize, tidy up, expand, or change the tone · Pull out to-dos and add them to your calendar · Save a word to your Dictionary, a line to Snippets, or a page to your knowledge base KEYBOARD: YOUR HABITS QWERTY, 9-key, Shuangpin, and English. Mistype your Pinyin and it still knows what you meant. IT REMEMBERS YOU · Souls: the same sentence in different tones. Use the built-in ones or create your own · Memory: your background and preferences, applied before every answer · Dictionary: names, brands, and terms, written your way · Snippets: addresses, emails, and sign-offs, inserted by name · Knowledge base: save web pages, documents, and images, and reference them when you ask XIAO NI: VOICE CHAT (EXPERIMENTAL) Talk to Xiao Ni like you're on a call. It gets things done while you chat. PRIVACY Your speech and text are used only to provide features like speech recognition, rewriting, and AI answers for you. They aren't used for anything else and are never sold. Location, calendar, and photo access are each opt-in and used only when needed. You can view and delete your history anytime. Free to get started. Upgrade to Ninan Pro for a higher quota, history sync across your devices, and more. Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

Screenshots

StarMASTER3 screens
Ninan4 screens

Verdict

The call

The clearest difference is in-app purchases: StarMASTER at none against Ninan's 2. StarMASTER also leads on device support (3 vs 1) and iOS requirement (9.0 vs 17.0). Ninan's advantage is update cadence (every 4 days vs every 5 months). On price and ads 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Ninan sells 2 in-app purchases, starting at $1.99 per month. StarMASTER asks for nothing beyond the download.

UpkeepUpdate frequency

StarMASTER ships an update every 5 months, Ninan every 4 days. Both last shipped on October 25, 2026.

Scorecard4 real differences · 6 level
StarMASTER versus Ninan: the parameters behind the verdict, then further details
ParameterStarMASTERNinan
PriceFreeFree
Rating—5.0 (2 ratings) — better
Positive reviews—95.2% of reviews
Number of ratings—2 — better
Update frequencyEvery 5 monthsEvery 4 days — better
AdsNoNo
In-app purchasesNo — betterYes
Monetization—Freemium
DevicesiPhone, iPad, iPod — betteriPhone
Requires iOS9.0 — better17.0
Further details — not scored
Size11 MB34 MB
Age rating4+4+
DeveloperLight Speed Vision(Beijing) Co., LtdTaiyou Media

In-app purchases

None

StarMASTER

No in-app purchases

2 purchases

Ninan

Subscriptions2
  • Ninan Pro 月度$1.991 Month
  • Ninan Pro 年度$14.991 Year

Questions

Is StarMASTER free?
StarMASTER is free to download, with no in-app purchases.
Is Ninan free?
Ninan is free to download, with in-app purchases available.
Do StarMASTER or Ninan have ads?
Neither StarMASTER nor Ninan shows ads.
Which is updated more often, StarMASTER or Ninan?
StarMASTER ships an update every 5 months, and Ninan every 4 days. Most recently, StarMASTER was updated on October 25, 2026 and Ninan on October 25, 2026.

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