Comparison

Grambo vs ZenMinder

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

Head to head
About

Grambo

Enhance your writing with an AI-powered assistant that checks grammar, spelling, and tone across 90+ languages. Improve clarity and fluency for emails, documents, and messages in seconds.

Highlights
  • AI grammar and spelling correction
  • Sentence rewriting and improvement
  • Professional, casual, and formal tone options
  • Support for 90+ languages
  • Cloud-based AI corrections
  • Bring Your Own Key (BYOK) support
Read full description

Grambo is an AI-powered writing and grammar assistant designed to help you write clearly, professionally, and confidently across 90+ languages. Whether you're writing emails, social media posts, professional documents, messages, or everyday conversations, Grambo helps you improve grammar, clarity, tone, and fluency in seconds. FEATURES • AI grammar and spelling correction • Rewrite and improve sentences instantly • Professional, casual, and formal tone options • Support for 90+ languages • AI-powered cloud corrections • Bring Your Own Key (BYOK) support • Fast and clean writing experience • Smart multilingual writing assistance SUBSCRIPTION REQUIRED A Grambo subscription is required to access the app's AI-powered writing features, including BYOK functionality. The monthly subscription includes a 7-day free trial for eligible users. Subscription options are displayed within the app prior to purchase. PERFECT FOR • Students • Professionals • Content creators • Businesses • Multilingual users • Everyday communication Write smarter with Grambo. Privacy Policy: https://gramboapp.com/privacy-policy Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

About

ZenMinder

Visualize your completed tasks from Apple Reminders as a contribution heatmap. Track your daily productivity and revisit completed items with detailed insights. Available on iPhone and Mac, it brings back the satisfaction of checking things off.

Highlights
  • Completed reminder heatmap
  • Daily productivity visualization
  • Browse completed tasks by day
  • Filter reminders by status
  • iPhone and Mac apps
  • Home screen widgets
  • Menu bar app
Features
Read full description

Checked something off in Reminders — and then it was gone? ZenMinder gives you that sense of accomplishment back. ZenMinder is a companion to Apple Reminders for iPhone and Mac. It reads your reminder history and turns completed tasks into a GitHub-style contribution graph. SEE YOUR PROGRESS • Heatmap of completed reminders, day by day • Tap any day to browse what you finished • Filter by completed, created, or all reminders • Color intensity shows how productive each day was • Choose a color theme that fits your style IPHONE & MAC • Full iPhone app with home screen widgets • Mac menu bar app — always one click away • Works with the Reminders lists you already use Stop losing your wins when you check things off. With ZenMinder, every completed reminder leaves a mark.

Screenshots

Grambo4 screens
ZenMinder3 screens

Verdict

The call

The clearest difference is in-app purchases: ZenMinder at none against Grambo's 2. Grambo's advantage is update cadence (every 3 days vs every 3 weeks) and ratings volume (3 vs 1). On price, rating, 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. Grambo sells 2 in-app purchases, starting at $4.99 per month. ZenMinder asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

On the App Store both sit at effectively the same score — 5.0 for Grambo against 5.0 for ZenMinder. Both are backed by a comparable volume of ratings — 3 and 1 respectively.

UpkeepUpdate frequency

Grambo ships an update every 3 days, ZenMinder every 3 weeks. The most recent releases landed on October 25, 2026 and October 28, 2026 respectively.

Scorecard5 real differences · 5 level
Grambo versus ZenMinder: the parameters behind the verdict, then further details
ParameterGramboZenMinder
PriceFreeFree
Rating5.0 (3 ratings)5.0 (1 ratings)
Positive reviews—100.0% of reviews
Number of ratings3 — better1
Update frequencyEvery 3 days — betterEvery 3 weeks
AdsNoNo
In-app purchasesYesNo — better
MonetizationSubscriptionFree — better
DevicesiPhone, iPadiPhone, iPad, Mac — better
Requires iOS16.5 — better26.0
Further details — not scored
Size18 MB3 MB
Age rating4+4+
DeveloperMuhammed SabeenShaomeng Zhang

In-app purchases

2 purchases

Grambo

Subscriptions1
  • Grambo Monthly7 Days trial$4.991 Month
One-time1
  • Grambo Lifetime$19.99
None

ZenMinder

No in-app purchases

Questions

Is Grambo free?
Grambo is free to download, with in-app purchases available.
Is ZenMinder free?
ZenMinder is free to download, with no in-app purchases.
Which has better reviews, Grambo or ZenMinder?
Grambo and ZenMinder are both rated 5.0 out of 5 on the App Store, from 3 and 1 ratings respectively.
Do Grambo or ZenMinder have ads?
Neither Grambo nor ZenMinder shows ads.
Which is updated more often, Grambo or ZenMinder?
Grambo ships an update every 3 days, and ZenMinder every 3 weeks. Most recently, Grambo was updated on October 25, 2026 and ZenMinder on October 28, 2026.

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