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Best AI Writing & Copy of 2026

3 apps analysed · $85.7K/month combined revenue · ranked by estimated monthly earnings (not editorial). Updated as new data lands.

1
Grammar Check by AI Writing
Metaverse Labs · ▶︎ Google Play
$73.5K/mo est. revenue 4.1★ $19.97/mo
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2
AI Assistant kun - chat, essay
Yukito Shibuya · 🍎 App Store
$12.2K/mo est. revenue 4.7★ $20.00/mo
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3
English Grammar - AI Tutor
VietDevPro · ▶︎ Google Play
- est. revenue - -
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FAQ

What's the best ai writing & copy app in 2026? v
By estimated monthly revenue, the leader is <strong>Grammar Check by AI Writing</strong> by Metaverse Labs - pulling roughly <strong>$73.5K/month</strong> at a 4.11★ rating.
How much do ai writing & copy make? v
Combined, the 3 ai writing & copy we track pull about <strong>$85.7K/month</strong>. The top 3 alone account for $85.7K/month.
Which ai writing & copy are free vs paid? v
2 of 3 apps are free (with IAP / subscriptions). 1 are paid downloads.
How is this list ranked? v
By estimated monthly revenue from public App Store / Google Play data, not editorial preference. We re-rank automatically as new revenue signals come in. Updated continuously.