Comparison

RobotMake vs Let's Smile Starter

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

Head to head
About

RobotMake

This app allows users to control robots using programmable blocks. It offers guided assembly and installation tutorials for mechanical and robot components, enabling users to create custom robot movements and actions.

Highlights
  • Robot control (forward, backward, turn)
  • Block assembly and installation tutorials
  • Blockly programming interface
  • Progress tracking for assembly
  • Mechanical Master block programming
Features
Read full description

This is software of program blocks “Mechanical Master” and “Robot Master”, it can be used for controlling program blocks. The function of Mechanical Master: 1. Assembling and installing blocks teaching. The function of Robot Master as the blew: 1. Control robot go forward, backward, turn left and turn right. 2. Show the progress of assembling and installing blocks 3. Use Blockly edit program to control robot.

About

Let's Smile Starter

Features
Read full description

Let’s Smile is a seven-level primary English course for young EFL students. The course has fun and enjoyable stories, songs, and games to support and motivate students to learn English. Language targets are constantly linked and recycled to boost students’ confidence. With Let’s Smile, young students are inspired to smile and succeed together in today’s world. Key Features • Fun animated stories featuring friendly characters • Animated songs and chants • Fun and communicative games • Twelve easy CLIL lessons • Six World Link lessons linked to unit topics • Extensive resources for teachers Components • Student Book • Workbook • Teacher’s Manual • Teacher Flashcards • App • Let’s Smile Online Level Let’s Smile combines steady vocabulary and grammar progression with the functional objectives of the Common European Framework of Reference for Languages (CEFR) and Young Learners English (YLE) Tests. Unit Flow • Words and Grammar: Presents and explores the unit’s target vocabulary and grammar structures • Conversation: Incorporates conversational language and unit targets in an authentic dialog, catchy song, and a collaborative game • CLIL Lesson: Connects the target language to various school subjects for immersion and to demonstrate usefulness • Unit Link: Links the target language with previous units for fun and stress-free consolidation • World Link: Links target language with the world around us through lessons on world cultures, art, ecology, family, and more

Screenshots

RobotMake3 screens
Let's Smile Starter4 screens

Verdict

The call

The clearest difference is update cadence: RobotMake at every 3 weeks against Let's Smile Starter's every 19 months. Let's Smile Starter's advantage is iOS requirement (10.0 vs 12.0). 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

RobotMake ships an update every 3 weeks, Let's Smile Starter every 19 months. The most recent releases landed on June 4, 2026 and September 8, 2026 respectively.

Scorecard2 real differences · 8 level
RobotMake versus Let's Smile Starter: the parameters behind the verdict, then further details
ParameterRobotMakeLet's Smile Starter
PriceFreeFree
Rating1.8 (4 ratings) — better—
Positive reviews33.3% of reviews—
Number of ratings4 — better—
Update frequencyEvery 3 weeks — betterEvery 19 months
AdsNoNo
In-app purchasesNoNo
MonetizationFree—
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS12.010.0 — better
Further details — not scored
Size125 MB812 MB
Age rating4+4+
DeveloperGuangzhou Tudao Information Technology Co., Ltd.e-future Co., Ltd.

In-app purchases

None

RobotMake

No in-app purchases

None

Let's Smile Starter

No in-app purchases

Questions

Is RobotMake free?
RobotMake is free to download, with no in-app purchases.
Is Let's Smile Starter free?
Let's Smile Starter is free to download, with no in-app purchases.
Do RobotMake or Let's Smile Starter have ads?
Neither RobotMake nor Let's Smile Starter shows ads.
Which is updated more often, RobotMake or Let's Smile Starter?
RobotMake ships an update every 3 weeks, and Let's Smile Starter every 19 months. Most recently, RobotMake was updated on June 4, 2026 and Let's Smile Starter on September 8, 2026.

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