Report updated Apr 23, 2026
Tempi: BPM Counter & Detector
For musicians, band members, drumline instructors, and music editors requiring real-time tempo monitoring and performance analysis.
Tempi: BPM Counter & Detector is a well-regarded music app that is a paid app. With a 4.7/5 rating from 326 reviews, it maintains solid user satisfaction. Users particularly appreciate tempo detection accuracy, though lack of background/simultaneous play remains a common concern.
What is Tempi: BPM Counter & Detector?
Current Momentum
v2.8 · 5mo ago
ZombieTempi is currently in maintenance mode, with no major feature updates released in the last 172 days.
What makes this app unique?
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What Are The Key Features?
Measures and reports BPM of live performances or recorded music with high accuracy.
Records sessions and allows users to scroll through and isolate tempo fluctuations via a linear graph.
Toggle between 1/2x, 1x, and 2x detection ranges for extreme tempo variations.
How much does it cost?
- One-time purchase of $6.99
The app uses a premium upfront model, positioning itself as a professional utility tool. This contrasts with the subscription-heavy models of AI competitors like Moises.
Who Built It?
Made by Windmill
Building specialized utility apps for Apple platforms that solve technical problems for artisanal bakers and professional musicians.
Portfolio
2
Apps
What other apps does Made by Windmill make?
Explore the full Made by Windmill report
Portfolio breakdown, audience, momentum, and every app published by Made by Windmill.
What do users think recently?
High confidence · Latest 100 of 325 total reviews analyzed
How did the latest release land?
What is the recent mood?
Recent user voice shows a excited sentiment. Users appreciate tempo detection accuracy and visual feedback & charting, but report lack of background/simultaneous play and accuracy with complex rhythms.
What Users Love
What Frustrates Users
View the full user-sentiment analysis
Mood gauge, ratings & review-volume history, every praise / complaint / request, and sentiment over time.
What is the competitive landscape for Tempi: BPM Counter & Detector?
How's The Music Market?
How does it evolve in the Music market?
Rank progression
11 active rankings tracked — 30-day window
The rivals identified
The outtake for Tempi: BPM Counter & Detector
Strengths to defend, gaps to attack
Core Strengths
- High-accuracy real-time BPM detection engine
- Unique linear tempo graphing for post-performance analysis
- One-time purchase model preferred by professional users
- Strong category ranking (#76 Paid US)
Critical Frictions
- Lack of background audio support for use with sheet music apps
- Inaccuracy with highly syncopated or complex rhythms
- High battery drain during recording sessions
Growth Levers
- Apple Watch integration for haptic tempo feedback
- AI-driven rhythm analysis to compete with Moises
- Partnerships with digital sheet music platforms
Market Threats
- Subscription-based AI music apps capturing the analysis segment
- Free/Ad-supported metronome utilities with broader feature sets
What are the next best moves?
Implement Background Audio Processing
This is the top user complaint; musicians cannot currently use Tempi alongside sheet music or playback apps, limiting its utility in practice.
Refine Syncopation Detection Algorithms
Users report erratic BPM readings with complex rhythms, which undermines the core 'professional accuracy' value proposition.
Develop Apple Watch Companion App
Competitors like Pro Metronome offer haptic cues; a watch app would allow performers to monitor BPM without looking at a screen.
Feature Gaps vs Competitors
- Background audio support (available in Metronome Ϟ but missing here)
- AI stem separation (available in Moises but missing here)
- Apple Watch integration (available in Pro Metronome but missing here)
- Spectral analysis (available in TonalEnergy but missing here)
Key Takeaways
Tempi is a highly effective niche utility with a loyal professional base, but it is currently bottlenecked by its inability to run in the background. If I were the PM, I would prioritize background audio support immediately to defend against multi-purpose utilities like TonalEnergy, while doubling down on the 'Performance Analysis' graph as the primary USP.
Where Is It Heading?
Stable
Ranked #76 Paid (↑20) in US — indicates strong market demand for the premium utility model.
v2.8 focused on accuracy and battery efficiency — shows active maintenance but no major feature expansion.
Persistent 'Frustrated' sentiment regarding background play — a long-standing technical debt item.