Comparison

Lab Prime vs GospelTabs

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

Head to head

About

Lab Prime

Features

Read full description

Com o aplicativo ConceptLab/Prime é possível comparar os desenhos dos progressivos da linha Prime, e ver os benefícios do tratamento Iron.

About

GospelTabs

Features

Read full description

GospelTabs is the first gospel chords app world wide with special functions, like save and transpose chords offline. You can also search for chords and download it from our chords gallery for light or dark mode, so you can use in your videos and courses.

Screenshots

GospelTabs4 screens

Verdict

The call

The clearest difference is in-app purchases: Lab Prime at none against GospelTabs's 6. GospelTabs's advantage is update cadence (every 3 weeks vs every 16 months) and device support (3 vs 1). On price, ads 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. GospelTabs sells 6 in-app purchases, starting at $6.99 per month. Lab Prime asks for nothing beyond the download.

UpkeepUpdate frequency

Lab Prime ships an update every 16 months, GospelTabs every 3 weeks. The most recent releases landed on September 5, 2026 and July 16, 2026 respectively.

Scorecard3 real differences · 3 level

Lab Prime versus GospelTabs: the parameters behind the verdict, then further details
Parameter	Lab Prime	GospelTabs
Price	Free	Free
Update frequency	Every 16 months	Every 3 weeks — better
Ads	No	No
In-app purchases	No — better	Yes
Devices	iPad	iPhone, iPad, iPod — better
Requires iOS	14.0	14.0
Further details — not scored
Size	220 MB	131 MB
Age rating	4+	4+
Developer	Guilherme Borba	Melo Designer GmbH

In-app purchases

None

Lab Prime

No in-app purchases

6 purchases

GospelTabs

Subscriptions6

TabsPro - Monthly1 Month trial$6.991 Month
Academy - Monthly$19.991 Month
Tab Pro - Annual1 Month trial$39.991 Year

Show 3 more

Academy - Quarterly$49.993 Months
Academy - Semester$79.996 Months
Academy - Yearly$129.991 Year

Questions

Is Lab Prime free?

Lab Prime is free to download, with no in-app purchases.

Is GospelTabs free?

GospelTabs is free to download, with in-app purchases available.

Do Lab Prime or GospelTabs have ads?

Neither Lab Prime nor GospelTabs shows ads.

Which is updated more often, Lab Prime or GospelTabs?

Lab Prime ships an update every 16 months, and GospelTabs every 3 weeks. Most recently, Lab Prime was updated on September 5, 2026 and GospelTabs on July 16, 2026.