Comparison

40hz灯 vs TonalToolbox

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

Head to head
About

40hz灯

Features
Read full description

一款具有40hz 蓝牙灯控制app

About

TonalToolbox

Features
Read full description

"TonalToolbox" is a one-stop tool app specially designed for beginners in music theory. It can help you solve problems in the application of music theory knowledge. Without the need for cumbersome knowledge memorization, you can easily handle various matters related to music theory. Function List: - Key Quicklook: With just one click, you can query basic information such as the key signature, sharp and flat notes, scale degrees, and relative major and minor keys of each mode. - Note Name to Scale Degree Conversion: Achieve accurate conversion between note names and scale degrees, which can be used for the conversion of fixed-do and movable-do notes. - Interval Calculation: Quickly calculate the interval relationship between two notes. - Chord Recognition: Intelligently analyze various root position and inverted chords to enhance your understanding of chord structures. - Guitar Chord Library: It has a rich built-in collection of common and advanced guitar (ukulele) chord fingerings to meet the needs of guitar enthusiasts at different stages. - More functions will be continuously updated. Feedback is welcome. "TonalToolbox" takes practical functions as its core, helping you get rid of the burden of memorizing music theory knowledge. It is an essential and powerful tool on your musical journey. In the future, we will continue to expand the boundaries of functions and introduce more practical and interesting music theory tools to accompany you as you keep moving forward on the path of music.

Screenshots

40hz灯3 screens
TonalToolbox4 screens

Verdict

The call

The clearest difference is ads: 40hz灯 at none against TonalToolbox's shown. TonalToolbox's advantage is update cadence (every 4 days vs every 11 months). On price, in-app purchases, 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

40hz灯 ships an update every 11 months, TonalToolbox every 4 days. The most recent releases landed on October 13, 2026 and October 15, 2026 respectively.

Scorecard2 real differences · 4 level
40hz灯 versus TonalToolbox: the parameters behind the verdict, then further details
Parameter40hz灯TonalToolbox
PriceFreeFree
Update frequencyEvery 11 monthsEvery 4 days — better
AdsNo — betterYes
In-app purchasesNoNo
DevicesiPhone, iPad, iPod — betteriPhone, iPod
Requires iOS12.012.0
Further details — not scored
Size34 MB35 MB
Age rating17+4+
DeveloperZhongke Ningxin Co., Ltd.梦阳 许

In-app purchases

None

40hz灯

No in-app purchases

None

TonalToolbox

No in-app purchases

Questions

Is 40hz灯 free?
40hz灯 is free to download, with no in-app purchases.
Is TonalToolbox free?
TonalToolbox is free to download, with no in-app purchases.
Do 40hz灯 or TonalToolbox have ads?
TonalToolbox shows ads; 40hz灯 does not.
Which is updated more often, 40hz灯 or TonalToolbox?
40hz灯 ships an update every 11 months, and TonalToolbox every 4 days. Most recently, 40hz灯 was updated on October 13, 2026 and TonalToolbox on October 15, 2026.

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