Comparison

iDotMatrix vs Lamma Gatherings

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

Head to head
About

iDotMatrix

Design custom images and animations for dot matrix screens. Create GIFs, DIY pictures, and import videos. Set alarms, lighting effects, reminders, and display music rhythms.

Highlights
  • Design dot matrix pictures
  • Create GIF animations
  • DIY custom images
  • Import videos for display
  • Set alarms and reminders
  • Display music rhythms
  • Scoreboard and stopwatch functions
Features
Read full description

iDotMatrix is a creative software for designing various pictures and animations for dot matrix screens. In addition to the beautiful pictures and gif animations built into the app, users can also use this software to create gif animations, DIY pictures, DIY dot matrix pictures, and more. Import the video you want to display on the dot matrix screen, set various alarm clocks, lighting effects, set alarm clocks and schedule reminders, and display music rhythms on the screen, which can be used as a scoreboard, stopwatch, and more. iDotMatrix 是一款为点阵屏设计各种图片,动画的创造性软件,app除了内置精美的图片和gif动画外,用户还可以使用该软件随心所欲创造gif动画,DIY图片,DIY点阵图片,还可以导入您想在点阵屏显示的视频,设置各类闹钟、灯光效果,设置闹钟和日程提醒,在屏上展示音乐律动,可以作为记分板、秒表、使用。

About

Lamma Gatherings

Organize gatherings and events effortlessly. Create shared item lists, allow friends to claim what they bring, and track expenses with clear splits. Simplify planning, sharing, and settling costs for a stress-free event.

Highlights
  • Shared item lists
  • Friends claim items
  • Expense tracking
  • Clear expense splits
  • Event planning
  • Cost settlement
Features
Read full description

لَمّة هو تطبيق ذكي لتنظيم الجلسات والتجمعات بسهولة. أنشئ قائمة بالأغراض المطلوبة، دع الأصدقاء يختارون ما سيحضرونه، وتابع المصاريف وتقسيمها بوضوح. كل شيء في مكان واحد: التنظيم، المشاركة، والحساب. لَمّة يخليك تستمتع بالجلسة… بدون لخبطة. Lamma is a simple and smart app for organizing gatherings. Create a shared list of items, let friends claim what they’ll bring, and track expenses with clear splits. Everything you need to plan, share, and settle costs in one place. Enjoy the gathering. Lamma handles the rest.

Screenshots

iDotMatrix4 screens
Lamma Gatherings4 screens

Verdict

The call

The clearest difference is review sentiment: Lamma Gatherings at 100% against iDotMatrix's 33%. Lamma Gatherings also leads on rating (5.0 vs 2.8) and update cadence (every 4 days vs every 2 weeks). iDotMatrix's advantage is ratings volume (86 vs 1). On price, ads, in-app purchases and monetization model 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.

ReceptionRating · Positive reviews · Number of ratings

Lamma Gatherings holds the better App Store score, 5.0 against 2.8. That said, the two scores are not equally well evidenced: iDotMatrix has 86 ratings behind it against 1, so its average is the more settled of the two. Written reviews point the same way: 33% of iDotMatrix's written reviews are positive against 100% of Lamma Gatherings's.

UpkeepUpdate frequency

iDotMatrix ships an update every 2 weeks, Lamma Gatherings every 4 days. The most recent releases landed on November 7, 2026 and October 31, 2026 respectively.

Scorecard4 real differences · 6 level
iDotMatrix versus Lamma Gatherings: the parameters behind the verdict, then further details
ParameteriDotMatrixLamma Gatherings
PriceFreeFree
Rating2.8 (86 ratings)5.0 (1 ratings) — better
Positive reviews32.5% of reviews100.0% of reviews — better
Number of ratings86 — better1
Update frequencyEvery 2 weeksEvery 4 days — better
AdsNoNo
In-app purchasesNoNo
MonetizationFreeFree
DevicesiPhone, iPodiPhone, iPod
Requires iOS15.0 — better15.1
Further details — not scored
Size82 MB51 MB
Age rating4+4+
DeveloperShenzhen Heaton Technology Co., Ltd.Ziad Aljarboo

Customer experience

iDotMatrix

All ratings86 ratings
Positive34.9%
Neutral17.4%
Negative47.7%
Written reviews120 reviews
Positive32.5%
Neutral19.2%
Negative48.3%

Lamma Gatherings

All ratings1 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews1 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

Bugs and requests

iDotMatrix

Reported bugs

4 issues
  • App crashes on startup after updates
  • Issues with connecting the device to the app
  • Problems with saving and loading custom designs
  • Energy saving mode not working as expected

Requested features

5 requests
  • Add more color options, including darker shades
  • Implement a search tool in the content library
  • Allow more customization of the clock and time display
  • Improve animation import and playback features
  • Add support for importing GIFs and videos directly

Lamma Gatherings

Not enough reviews yet to summarise bugs or requests.

In-app purchases

None

iDotMatrix

No in-app purchases

None

Lamma Gatherings

No in-app purchases

Questions

Is iDotMatrix free?
iDotMatrix is free to download, with no in-app purchases.
Is Lamma Gatherings free?
Lamma Gatherings is free to download, with no in-app purchases.
Which has better reviews, iDotMatrix or Lamma Gatherings?
Lamma Gatherings is rated higher. iDotMatrix averages 2.8 out of 5 from 86 ratings, while Lamma Gatherings averages 5.0 from 1 ratings.
Do iDotMatrix or Lamma Gatherings have ads?
Neither iDotMatrix nor Lamma Gatherings shows ads.
Which is updated more often, iDotMatrix or Lamma Gatherings?
iDotMatrix ships an update every 2 weeks, and Lamma Gatherings every 4 days. Most recently, iDotMatrix was updated on November 7, 2026 and Lamma Gatherings on October 31, 2026.

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