Comparison

OpenView vs Sae

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

Head to head
About

OpenView

Features
Read full description

OpenView mobile application is intended to establish a Bluetooth Low Energy (BLE) connection with the user's BLE development device. The user's BLE development device sends the data to be streamed to the OpenView application. Depending on the data that was received, the streamed data is provided as waveforms or values.

About

Sae

This app offers a stress-free way for beginners to understand Korean through short, visual lessons. It focuses on natural pattern recognition and a guided learning path, making progress achievable even with limited daily time.

Highlights
  • Short, visual lessons
  • Focus on understanding, not memorization
  • Guided learning path
  • Automatic progress saving
  • Hangul and letter combination learning
  • Pattern recognition through puzzles
Features
Read full description

Sae makes learning Korean simple and stress free. It is built for beginners who want to actually understand Korean instead of memorizing random phrases. Lessons are short, visual, and easy to follow, so you can make progress even with just a few minutes a day. You start with Hangul and learn how letters combine into readable Korean. Each lesson feels like solving small puzzles, helping you recognize patterns naturally. Instead of overwhelming explanations, Sae breaks everything down into clear steps that make sense fast. The app follows a guided learning path so you always know what to do next. Your progress is saved automatically and lessons unlock as you move forward. Everything is designed to feel smooth and encouraging rather than competitive or stressful. Sae is designed with a clean interface, calm colors, and a super cute magpie mascot that guides you along the way. Learning feels friendly and motivating, not like homework. If you want to learn Korean for travel, K dramas, music, or personal growth, Sae gives you a simple place to start and stick with it.

Screenshots

OpenView4 screens
Sae4 screens

Verdict

The call

The clearest difference is in-app purchases: OpenView at none against Sae's 3. Sae's advantage is update cadence (every 3 days vs every 2 weeks). On price, ads, device support and iOS requirement there is nothing between them.

Scored on Price ยท Rating ยท Positive reviews ยท Number of ratings ยท Update frequency ยท Ads ยท In-app purchases ยท Monetization ยท Best chart rank ยท Devices ยท Requires iOS

CostPrice ยท In-app purchases ยท Ads ยท Monetization

Both are free to download. Sae sells 3 one-off in-app purchases. OpenView asks for nothing beyond the download.

UpkeepUpdate frequency

OpenView ships an update every 2 weeks, Sae every 3 days. The most recent releases landed on September 11, 2026 and July 17, 2026 respectively.

Scorecard2 real differences ยท 6 level
OpenView versus Sae: the parameters behind the verdict, then further details
ParameterOpenViewSae
PriceFreeFree
Positive reviewsโ€”0.0% of reviews
Update frequencyEvery 2 weeksEvery 3 days โ€” better
AdsNoNo
In-app purchasesNo โ€” betterYes
Monetizationโ€”Free with in-app purchases
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS15.315.1 โ€” better
Further details โ€” not scored
Size27 MB55 MB
Age rating12+4+
DeveloperCircuitects Electronic Solutions Private LimitedDilemaa LLC

In-app purchases

None

OpenView

No in-app purchases

3 purchases

Sae

One-time3
  • Coffee$4.99
  • Flight$9.99
  • Unit$19.99

Questions

Is OpenView free?
OpenView is free to download, with no in-app purchases.
Is Sae free?
Sae is free to download, with in-app purchases available.
Do OpenView or Sae have ads?
Neither OpenView nor Sae shows ads.
Which is updated more often, OpenView or Sae?
OpenView ships an update every 2 weeks, and Sae every 3 days. Most recently, OpenView was updated on September 11, 2026 and Sae on July 17, 2026.

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