Koe Nikki vs FluffyButt Trainer
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Koe Nikki
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"Koe Nikki" is a simple voice diary app that lets you record your daily thoughts just by speaking. Simply speak about your day, and your words are automatically converted to text. AI then summarizes your entry into a short, meaningful title. No typing required—record your diary anytime, anywhere, whether you're commuting or winding down before bed. Completely Offline & Local:No internet connection required—ever. Works perfectly on airplanes, subways, remote areas, or anywhere without network access. Speech recognition and AI title generation all happen directly on your device. Zero data is sent to external servers. Key Features: • One-tap recording—just speak to create a diary entry • Real-time speech recognition converts your voice to text instantly • AI-generated titles summarize your day (Apple Intelligence on iOS 26+) • Fully offline—works without any network connection • All data stays exclusively on your device • Clean, intuitive design • No account needed—start using it immediately Privacy First:No account required. All recordings and transcriptions are stored locally on your device and never sent to external servers. No cloud uploads. Your diary exists only on your device. Perfect for those who want to start a journaling habit, prefer speaking over typing, want to capture thoughts on the go, or prioritize privacy.
FluffyButt Trainer
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FluffyButt Trainer helps dog owners make training feel simple, positive and repeatable. Track tricks, run short training sessions, save notes, build streaks and see your dog’s progress over time. Whether you are teaching basic commands, fun tricks or daily habits, FluffyButt Trainer gives you a calm place to log what worked, what needs practice and what to try next. Designed for quick everyday use, the app keeps the focus on consistency rather than complexity. Add a trick, start a session, make a note and come back tomorrow. Features: • Create and track dog training tricks • Run focused training sessions with a simple timer • Save notes after each session • Build streaks and daily consistency • Track progress across different tricks • Keep all training records in one easy place • Use lightweight presets to get started quickly • Share progress moments and training wins FluffyButt Trainer is ideal for puppy owners, new dog parents, trick training, habit building and anyone who wants a clearer way to stay consistent with their dog’s learning. This app is for training logs, motivation and organisation. It does not provide veterinary, behavioural diagnosis or emergency advice. For health or serious behavioural concerns, please contact a qualified professional.
Screenshots
Verdict
The clearest difference is price: Koe Nikki at Free against FluffyButt Trainer's $9.99. Koe Nikki also leads on iOS requirement (15.1 vs 18.6). 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
Koe Nikki is free to download; FluffyButt Trainer costs $9.99 up front. Neither carries in-app purchases, so what you see is what you pay.
| Parameter | Koe Nikki | FluffyButt Trainer |
|---|---|---|
| Price | Free — better | $9.99 |
| Update frequency | Every 3 days | — |
| Ads | No | No |
| In-app purchases | No | No |
| Devices | iPhone, iPod | iPhone, iPad, Apple Watch — better |
| Requires iOS | 15.1 — better | 18.6 |
| Further details — not scored | ||
| Size | 33 MB | 2 MB |
| Age rating | 4+ | 4+ |
| Developer | Peinan Zhang | Thomas Richardson |
In-app purchases
Koe Nikki
No in-app purchases
FluffyButt Trainer
No in-app purchases









