Comparison

SBT1 SchuLink vs ProBox.vn

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

Head to head
About

SBT1 SchuLink

This app wirelessly connects a Bluetooth battery tester to your smartphone or tablet. It allows you to perform various battery and system tests, view battery status, and store up to 2,000 test records. Test results can be easily emailed or texted.

Highlights
  • Perform Battery/System Test
  • EV Battery Test
  • Email/text test records
  • Bluetooth pairing
  • Store 2,000+ test records
  • Interactive Home Menu
Features
Read full description

Schumacher Electric's innovative Schulink App easily syncs your SBT1 Bluetooth Battery Tester to your smartphone or tablet. The wireless 6V/12V Battery Tester performs Battery Test, Start-Stop Battery Test, and EV Battery Test. It will also perform 12V/24V System Test. Simply download and install the SBT1 Schulink App from Apple Store to your mobile devices and experience the most advanced testing technology. The App features are: • Perform Battery/System Test, EV Battery Test and System Test • Capable of email/text test records • Clamps properly connected or reversed • Interactive Home Menu • Easy & Fast Bluetooth Pairing • Battery State • Each stage of the charging process • Capable of store 2,000 plus test records

About

ProBox.vn

Features
Read full description

ProBox.vn is your social security assistant — manage your personal tasks, find job opportunities, and connect with the community, all in one app. Daily Task Management Create, track, and complete your daily work tasks. Quickly view today's to-do list and mark tasks done with a single tap. Jobs & Recruitment Browse the latest job listings and apply directly in the app with a cover letter. Businesses can post job openings and manage candidate applications. Community Social Network Post updates, share information, and connect with other users in the ProBox.vn community. Business Profile Create and manage your business profile so partners and customers can easily find you. Instant Notifications Get push notifications the moment there's a new task, message, or important community update — never miss a thing. Account Security Sign in securely with email OTP verification and trusted device recognition to protect your account from unauthorized access. Download ProBox.vn today and start managing your work and career more intelligently.

Screenshots

SBT1 SchuLink4 screens
ProBox.vn4 screens

Verdict

The call

The clearest difference is update cadence: ProBox.vn at every 3 months against SBT1 SchuLink's every 12 months. SBT1 SchuLink's advantage is iOS requirement (12.0 vs 15.0). On price, 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

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

SBT1 SchuLink ships an update every 12 months, ProBox.vn every 3 months. The most recent releases landed on November 2, 2026 and November 11, 2026 respectively.

Scorecard2 real differences · 8 level
SBT1 SchuLink versus ProBox.vn: the parameters behind the verdict, then further details
ParameterSBT1 SchuLinkProBox.vn
PriceFreeFree
Rating1.7 (3 ratings) — better—
Positive reviews0.0% of reviews—
Number of ratings3 — better—
Update frequencyEvery 12 monthsEvery 3 months — better
AdsNoNo
In-app purchasesNoNo
MonetizationFree—
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS12.0 — better15.0
Further details — not scored
Size33 MB15 MB
Age rating4+4+
DeveloperSCHUMACHER ELECTRIC CORPORATIONLam Hoang Anh

In-app purchases

None

SBT1 SchuLink

No in-app purchases

None

ProBox.vn

No in-app purchases

Questions

Is SBT1 SchuLink free?
SBT1 SchuLink is free to download, with no in-app purchases.
Is ProBox.vn free?
ProBox.vn is free to download, with no in-app purchases.
Do SBT1 SchuLink or ProBox.vn have ads?
Neither SBT1 SchuLink nor ProBox.vn shows ads.
Which is updated more often, SBT1 SchuLink or ProBox.vn?
SBT1 SchuLink ships an update every 12 months, and ProBox.vn every 3 months. Most recently, SBT1 SchuLink was updated on November 2, 2026 and ProBox.vn on November 11, 2026.

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