Best Lightbulb Alternatives in 2026
Updated
20 platforms from AI writing tools ranked against Lightbulb on the same published basis.
- 1Lightbulb vs Frase
- 2Lightbulb vs Rytr
- 3Lightbulb vs Byword
- 4Lightbulb vs Harbor
- 5Lightbulb vs Describely
- 6Lightbulb vs SEORise
- 7Lightbulb vs RightBlogger
- 8Lightbulb vs Contents.com AI Writer
- 9Lightbulb vs Copy.ai
- 10Lightbulb vs Anyword
- 11Lightbulb vs Persado
- 12Lightbulb vs Autoblogging.ai
- 13Lightbulb vs KoalaWriter
- 14Lightbulb vs CopyBuilder AI
- 15Lightbulb vs Contentpen
- 16Lightbulb vs AISEO
- 17Lightbulb vs Lex
- 18Lightbulb vs Rankable
- 19Lightbulb vs Grammarly
- 20Lightbulb vs QuillBot
Lightbulb alternatives compared
| # | Platform | Score | Free plan | From | Runs on |
|---|---|---|---|---|---|
| 1 | Frase | 8.8 | Free plan | $19/mo | API, Browser, Web |
| 2 | Rytr | 8.7 | Free plan | $7.50/mo | API, Browser, Web |
| 3 | Byword | 8.6 | Free plan | $99/mo | API, Web |
| 4 | Harbor | 8.6 | Free plan | €24/mo | API, Web |
| 5 | Describely | 8.5 | Free plan | $0.75/mo | API, Web |
| 6 | SEORise | 8.5 | Free plan | $9/mo | API, Web |
| 7 | RightBlogger | 8.5 | Free plan | $49/mo | API, Browser, Web |
| 8 | Contents.com AI Writer | 8.5 | Free plan | $13/mo | API, Web |
| 9 | Copy.ai | 8.4 | $24/mo | API, Web | |
| 10 | Anyword | 8.2 | No | $49/mo | API, Browser, Web |
| 11 | Persado | 8.2 | API, Browser, Web | ||
| 12 | Autoblogging.ai | 8.1 | $19/mo | API, Web | |
| 13 | KoalaWriter | 8.0 | $25/mo | API, Web | |
| 14 | CopyBuilder AI | 8.0 | Free plan | ₹199/mo | API, Web |
| 15 | Contentpen | 7.8 | No | $27/mo | API, Web |
| 16 | AISEO | 7.7 | $39/mo | API, Browser, Web | |
| 17 | Lex | 7.6 | API, iOS, Web | ||
| 18 | Rankable | 7.5 | No | $49.50/mo | API, Web |
| 19 | Grammarly | 7.4 | Free plan | $12/mo | Android, iOS |
| 20 | QuillBot | 7.4 | Free plan | Android, Browser, iOS, Mac, Web, Windows |
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Questions about Lightbulb alternatives
What is the best alternative to Lightbulb?
Frase, number 1 in AI writing tools with a score of 8.8 out of 10. The others here: Rytr, Byword, Harbor and 16 more.
What is the best free alternative to Lightbulb?
Frase is the best-ranked alternative with a free plan. 11 of the 20 alternatives here publish a free plan on their own pricing pages.
How are these alternatives ranked?
Ranked on what each maker publishes, open and connectable first: a public API, open-source code, the depth of its documentation and a free tier to try it on. Model lists are sorted by the figure in their title, exactly as each provider publishes it.