Comparison

SDC BSO vs Spirit Level smart

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

Head to head

Measure horizontally angles.

Free

🔧 Utilities

No ratingsView app →

About

SDC BSO

This utility app provides a dedicated pitch clock function for fieldforce operations. It was updated to include this specific feature, enhancing its functionality for users requiring precise timing.

Highlights

Pitch clock function
Fieldforce operations support
Updated functionality
Precise timing

Features

Read full description

Fieldforce pitch clock function added

About

Spirit Level smart

Features

Read full description

Spirit level. Hold the device horizontally and press it against an object. Displays the angle of inclination. Make minor adjustments in advance to accommodate the unique tilt caused by the device's protrusions and case.

Screenshots

SDC BSO3 screens

Spirit Level smart4 screens

Verdict

The call

The clearest difference is in-app purchases: SDC BSO at none against Spirit Level smart's 1. SDC BSO also leads on iOS requirement (11.0 vs 15.6). On price, update cadence, ads 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Spirit Level smart sells 1 one-off in-app purchase. SDC BSO asks for nothing beyond the download.

UpkeepUpdate frequency

SDC BSO ships an update every 6 weeks, Spirit Level smart every 2 months. The most recent releases landed on November 3, 2026 and November 4, 2026 respectively.

Scorecard2 real differences · 6 level

SDC BSO versus Spirit Level smart: the parameters behind the verdict, then further details
Parameter	SDC BSO	Spirit Level smart
Price	Free	Free
Positive reviews	50.0% of reviews	—
Update frequency	Every 6 weeks — better	Every 2 months
Ads	No	No
In-app purchases	No — better	Yes
Monetization	Free	—
Devices	iPhone, iPad, iPod	iPhone, iPad, iPod
Requires iOS	11.0 — better	15.6
Further details — not scored
Size	49 MB	24 MB
Age rating	4+	4+
Developer	Tzu An Wen	akira ohmachi

In-app purchases

None

SDC BSO

No in-app purchases

1 purchases

Spirit Level smart

One-time1

Remove Ads$1.99

Questions

Is SDC BSO free?

SDC BSO is free to download, with no in-app purchases.

Is Spirit Level smart free?

Spirit Level smart is free to download, with in-app purchases available.

Do SDC BSO or Spirit Level smart have ads?

Neither SDC BSO nor Spirit Level smart shows ads.

Which is updated more often, SDC BSO or Spirit Level smart?

SDC BSO ships an update every 6 weeks, and Spirit Level smart every 2 months. Most recently, SDC BSO was updated on November 3, 2026 and Spirit Level smart on November 4, 2026.