Comparison

Kaigyo vs Boost App Social

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

Head to head
About

Kaigyo

Easily insert line breaks and special characters into your social media posts. Save drafts, convert fonts, and enhance your text for wider expression.

Highlights
  • Smooth line breaks for text input
  • Save drafts for multiple pages
  • Special characters keyboard
  • Font conversion for alphabets and numbers
  • Copy and paste functionality
Features
Read full description

Do you ever find yourself unable to properly insert line breaks when posting text on SNS, resorting to using "*" or "." instead? For those who feel such frustration, an app has been created to facilitate smooth line breaks in text inputs. Hello, I am "Kaigyo". The usage is very simple! Just input the text you want to post in "Kaigyo", click the "Copy Text" button, and then paste it into the text box of the app you're posting to! Not just line breaks! Handy editing features! ・A "Draft" feature that allows you to save texts you want to post on multiple pages. ・A "Special Characters Keyboard" that lets you input hieroglyphs and cute symbols. ・A "Font Conversion" feature that allows changing the font of alphabets and numbers. Please make sure to use these as well. Your range of expression in SNS posts will greatly expand! *Please note that due to changes in specifications of the posting applications, it may become impossible to insert line breaks as intended. We appreciate your understanding in advance.

About

Boost App Social

Enhance your social media presence with AI-powered tools for reels, captions, and hashtags. Discover trending music, craft compelling content, and professionalize your profile to boost engagement and reach.

Highlights
  • Trending music discovery for Instagram reels
  • AI-driven writing tools for bios and captions
  • Strategic hashtag planner with banned hashtag filter
  • Special fonts and profile picture enhancements
  • Curated quote library and sticker/gif keyboard integration
  • Highlight cover customization
Read full description

Boost App Social is the all-in-one toolkit designed to elevate your social media presence with unparalleled ease and creativity. It's a power-packed suite of features that now includes a groundbreaking addition for Instagram reels—trending music discovery. This new feature lets you tap into the pulse of popular culture by providing instant access to Instagram's trending music, perfectly tailored to amplify your content's reach and engagement. You can even filter songs by mood to perfectly match the vibe of your reel, ensuring your content resonates with your audience and garners more views. Armed with unique reels and stories, ai-driven writing tools for crafting compelling bios, captions, and descriptions, and a wealth of innovative ideas, Boost App Social equips brands, creators, influencers, bloggers, artists, and ecommerce stores with everything needed to stand out and ascend to new heights of engagement. The app's classic offerings remain as influential as ever—strategically selected hashtags, inspiring quotes, eye-catching fonts, and profile picture enhancements are all part of the package, serving to polish and professionalize your profile. Pair your high-quality content with niche hashtags to expand your audience reach. Highlight covers to add a layer of sophistication to your profile, increasing conversion rates. Express your brand's unique personality with special fonts and inspire your community with our carefully curated quote library. Engage dynamically with your audience using an extensive collection of stickers and gifs directly from the app’s keyboard. These tools are not just for aesthetic appeal; they also serve as motivational boosts or captions that foster deeper connections with both new and loyal followers. Transform into an Instagram connoisseur and showcase your artistry. Captivate your followers with a dreamlike profile that's not just visually stunning but also resonates with the trending vibes of Instagram's music scene. The keyboard integration allows you to supercharge your social media tools without ever leaving the Instagram app—everything is readily accessible at your fingertips, including hashtags, fonts, stickers, gifs, quotes, and now, the latest trending music. Boost App Social also safeguards your account by filtering out banned hashtags, preventing shadow banning and maximizing the impact of your hashtag strategy. Leverage the power of strategic, relevant, and impactful hashtags, now complemented by trending music filters, to boost your organic followers. This hashtag planner, combined with other 7 bonus tools, offers real value to anyone looking to organically expand their social media influence. This comprehensive toolkit is available exclusively under subscription. Disclaimer: This app is not affiliated with or endorsed by Instagram or Meta. Terms of use: https://www.condoreyeenterprise.com/Service_Terms.html Privacy Policy: https://www.condoreyeenterprise.com/privacy-policy-apps.html

Screenshots

Kaigyo4 screens
Boost App Social4 screens

Verdict

The call

The clearest difference is monetization model: Kaigyo at free with in-app purchases against Boost App Social's subscription. Kaigyo also leads on rating (4.9 vs 4.7) and review sentiment (100% vs 88%). Boost App Social's advantage is update cadence (every 8 days vs monthly) and ratings volume (3.6K vs 203). 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. Kaigyo sells 3 one-off in-app purchases and Boost App Social sells 15 in-app purchases, starting at $3.99 per 7 days. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

Kaigyo holds the better App Store score, 4.9 against 4.7. That said, the two scores are not equally well evidenced: Boost App Social has 3.6K ratings behind it against 203, so its average is the more settled of the two. Written reviews point the same way: 100% of Kaigyo's written reviews are positive against 88% of Boost App Social's.

UpkeepUpdate frequency

Kaigyo ships an update monthly, Boost App Social every 8 days. The most recent releases landed on October 14, 2026 and October 13, 2026 respectively.

Scorecard5 real differences · 5 level
Kaigyo versus Boost App Social: the parameters behind the verdict, then further details
ParameterKaigyoBoost App Social
PriceFreeFree
Rating4.9 (203 ratings) — better4.7 (3.6K ratings)
Positive reviews100.0% of reviews — better88.2% of reviews
Number of ratings2033.6K — better
Update frequencyMonthlyEvery 8 days — better
AdsYesYes
In-app purchasesYesYes
MonetizationFree with in-app purchases — betterSubscription
DevicesiPhone, iPadiPhone, iPad, iPod — better
Requires iOS17.016 — better
Further details — not scored
Size67 MB269 MB
Age rating4+4+
DeveloperShintaro MorikawaCondor Eye Enterprise, SOCIEDAD LIMITADA

Customer experience

Kaigyo

All ratings203 ratings
Positive98.0%
Neutral0.5%
Negative1.5%
Written reviews4 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

Boost App Social

All ratings3,582 ratings
Positive92.5%
Neutral1.9%
Negative5.6%
Written reviews575 reviews
Positive88.2%
Neutral3.0%
Negative8.9%

Bugs and requests

Kaigyo

Not enough reviews yet to summarise bugs or requests.

Boost App Social

Reported bugs

2 issues
  • Keyboard integration issues
  • Occasional app crashes

Requested features

4 requests
  • Ability to customize fonts and backgrounds
  • Integration with more social media platforms
  • Improved hashtag suggestion algorithm
  • Expanded template and design options

In-app purchases

3 purchases

Kaigyo

One-time3
  • Hide all ads$1.99
  • Increase pages$1.99
  • Further increase pages$1.99
15 purchases

Boost App Social

Subscriptions15
  • BoostApp 1 Week Full Access$3.997 Days
  • BoostApp 1 Week Special Price$4.997 Days
  • BoostApp 1 Week Full Access$4.997 Days
Show 12 more
  • BoostApp 1 Week Full Access$5.997 Days
  • BoostApp 1 Week Full Access7 Days trial$5.997 Days
  • BoostApp 1 Week Full Access7 Days trial$7.997 Days
  • BoostApp 1 Week Full Access7 Days trial2 variants$9.997 Days
  • BoostApp 1 Month Full Access$18.991 Month
  • BoostApp 3 Months Full Access3 Days trial$39.993 Months
  • Annual Premium Subscription3 Days trial$49.991 Year
  • BoostApp 1 Year Full Access3 Days trial$49.991 Year
  • BoostApp 1 Year Full Access3 Days trial$59.991 Year
  • BoostApp 1 Year Full Access3 Days trial$69.991 Year
  • BoostApp 1 Year Full Access3 Days trial$79.991 Year
  • BoostApp 1 Year Full Access7 Days trial$79.991 Year

Questions

Is Kaigyo free?
Kaigyo is free to download, with in-app purchases available.
Is Boost App Social free?
Boost App Social is free to download, with in-app purchases available.
Which has better reviews, Kaigyo or Boost App Social?
Kaigyo is rated higher. Kaigyo averages 4.9 out of 5 from 203 ratings, while Boost App Social averages 4.7 from 3.6K ratings.
Do Kaigyo or Boost App Social have ads?
Both Kaigyo and Boost App Social show ads.
Which is updated more often, Kaigyo or Boost App Social?
Kaigyo ships an update monthly, and Boost App Social every 8 days. Most recently, Kaigyo was updated on October 14, 2026 and Boost App Social on October 13, 2026.

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