Comparison

Grotu vs IN.

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

Head to head
About

Grotu

Plan group trips and events with friends. Create surveys for destinations, dates, and activities, and manage potlucks or parties. Track shared expenses with receipts and maintain cloud-based ledgers for easy settlement.

Highlights
  • Group trip surveys
  • Event invitations
  • Potluck planning
  • Shared expense tracking
  • Receipt photo uploads
  • Group photo organizer
Features
Read full description

Patented GROTU app helps in Group Travel & Events Planning saving time & money for groups: A. Create New Trip Survey - Create a Trip survey from questions & answers provided by App, add additional survey choices, & invite a group of friends to pick travel choices that suit them including: Travel destinations, Dates, Companions, Transportation, Trip length, Stay, Preferred activities. Users can send Survey invitations to friends using Phone contacts, Emails and Telephone numbers. B. View Trips - Respond to the Trip surveys you created, and Trip survey invitations you received. Group survey results are presented as colorful Pie charts and Bar charts. This helps users arrive at a consensus on Group Travel. Members can also post comments and see a list of invited members and their suggestions. C. Potluck, Party, Event Planner - GROTU has advanced Invitation management capabilities: Event Invitation - This module lets you create Invitations to events where you can select event type (Lunch, Dinner, Sports Meet, Picnic etc.), specify date, time, address and invite a group of friends using email or phone contacts. Potluck Invitation – When you want to invite a group for a Potluck style meet where different people can pick from a list of food items, drinks, games or take on other responsibilities for event like decorations, booking venue etc., you can specify the list of items to be brought and any shared responsibilities for group. Invited members can pick from the list, and see what others picked, and also post their suggestions in a chat style. D. Create New Expense Report - Keep track of Group expenses when you are traveling, or any other time you spend money where one friend pays and others participate in the expense to be shared equally. Enter an Expense entry with date, amount, description, payer, and participants sharing the expense. Click a photo of Expense receipt & add to the Expense details accessible to all members. Friends can choose not to settle the Expenses and carry a ledger balance, adding future expenses while the App maintains an account in Cloud storage. E. View Expense Reports - Lists all Expense reports you created or were invited to. View Expense Summary detailing all expenses, receipts and participants. Add new Expense entries. Expense summary also details settlement amounts between participants and lets them specify if they have paid the amount. Users can specify their preferred payment collection method in Account settings. F. Group Photo Organizer - Upload Photos to a Gallery AND Hyperlinks to external websites where your photos maybe stored. Friends you invite to a Photo Gallery can view, share and upload photos. They cannot delete any photos uploaded by other members. Gallery creation and deletion is only available to members who upgraded GROTU app to GROTU Photo Premium version. Following upgraded versions of GROTU are available - Grotu Photo Premium - • Monthly auto-renewable Subscription. • This upgraded version has no advertising displayed. No banner or interstitial ads will be shown. Additionally, this version allocates 50 GB of cloud storage to let users create Photo folders to upload pictures and share these folders with invited members. Also, we allocate 3 GB memory for non-photo modules of app. • Payment will be charged to iTunes Account at confirmation of purchase. • Subscription automatically renews unless auto-renew is turned off at least 24-hours before the end of the current period. • Account will be charged for renewal within 24-hours prior to the end of the current period, and identify the cost of the renewal. • Subscriptions may be managed by the user and auto-renewal may be turned off by going to the user's Account Settings after purchase. Grotu Premium - • Provides Ad free version of Grotu app. No banner ads or Interstitial ads are shown with this in-app purchase. Terms of Use - https://www.101islands.com/terms Privacy Policy - https://www.101islands.com/privacy-policy

About

IN.

Organize all your group gatherings, from dinners to trips, in one app. Chat, vote on plans, centralize details, and easily split costs with friends. Stay connected and in the moment with your loved ones.

Highlights
  • Centralized group planning
  • In-app group chat
  • Plan voting
  • Itinerary and notes
  • Cost splitting
Read full description

IN. is for people who love to get together IRL with the people they love. What if you could have all of your group dinners, hangouts, concerts, events, celebrations (bachelor / bachelorette parties), getaways and trips all IN one place? We know what it's like to make plans these days. Between spreadsheets, group chats, doodles, email chains, shared notes, and cost splitting, keeping track of what’s real and what’s not takes away from the anticipation and the moments together. Now everything you and your friends need is on IN. — invite your friends, chat about and vote on when and where to go, centralize your plans in the notes and/or itinerary, and split costs for anything you do together. IN. keeps your group on the same page and IN the moment.

Screenshots

Grotu4 screens
IN.4 screens

Verdict

The call

The clearest difference is in-app purchases: IN. at none against Grotu's 2. IN. also leads on update cadence (every 3 weeks vs every 8 months) and rating (4.6 vs 4.3). Grotu's advantage is ads (none vs shown) and device support (3 vs 1). On price, review sentiment and ratings volume 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. Grotu sells 2 in-app purchases, starting at $4.99 per month. IN. asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

IN. holds the better App Store score, 4.6 against 4.3. Both are backed by a comparable volume of ratings — 20 and 46 respectively. Written reviews split almost evenly too, at 83% and 83% positive.

UpkeepUpdate frequency

Grotu ships an update every 8 months, IN. every 3 weeks. The most recent releases landed on September 9, 2026 and June 10, 2026 respectively.

Scorecard7 real differences · 3 level
Grotu versus IN.: the parameters behind the verdict, then further details
ParameterGrotuIN.
PriceFreeFree
Rating4.3 (20 ratings)4.6 (46 ratings) — better
Positive reviews83.3% of reviews83.3% of reviews
Number of ratings2046 — better
Update frequencyEvery 8 monthsEvery 3 weeks — better
AdsNo — betterYes
In-app purchasesYesNo — better
MonetizationFree with in-app purchasesAd-supported — better
DevicesiPhone, iPad, iPod — betteriPhone
Requires iOS13.4 — better16.0
Further details — not scored
Size69 MB54 MB
Age rating12+4+
Developer101islandsThe IN Group, Inc.

Customer experience

Grotu

All ratings20 ratings
Positive80.0%
Neutral0.0%
Negative20.0%
Written reviews6 reviews
Positive83.3%
Neutral0.0%
Negative16.7%

IN.

All ratings45 ratings
Positive88.9%
Neutral0.0%
Negative11.1%
Written reviews24 reviews
Positive83.3%
Neutral0.0%
Negative16.7%

In-app purchases

2 purchases

Grotu

Subscriptions1
  • Grotu Photo Premium$4.991 Month
One-time1
  • Grotu Premium$9.99
None

IN.

No in-app purchases

Questions

Is Grotu free?
Grotu is free to download, with in-app purchases available.
Is IN. free?
IN. is free to download, with no in-app purchases.
Which has better reviews, Grotu or IN.?
IN. is rated higher. Grotu averages 4.3 out of 5 from 20 ratings, while IN. averages 4.6 from 46 ratings.
Do Grotu or IN. have ads?
IN. shows ads; Grotu does not.
Which is updated more often, Grotu or IN.?
Grotu ships an update every 8 months, and IN. every 3 weeks. Most recently, Grotu was updated on September 9, 2026 and IN. on June 10, 2026.

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